上一篇进行了一些简单3D图形实例,本篇介绍自定义及矢量图实例。首先绘制一个三尖角星体,分别由“前面”,“后面”和三个“侧面”组成。
自定义多边形
代码:
以下为引用的内容: <span style="COLOR: blue"><?php require_once</span><span style="COLOR: purple">(</span><span style="COLOR: olive">'Image/3D.php'</span><span style="COLOR: purple">)</span>; <span style="COLOR: blue">$image </span><span style="COLOR: purple">= </span><span style="COLOR: blue">new </span>Image_3D<span style="COLOR: purple">()</span>; <span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>setColor<span style="COLOR: purple">(</span><span style="COLOR: blue">new </span>Image_3D_Color<span style="COLOR: purple">(</span><span style="COLOR: red">255</span><span style="COLOR: purple">, </span><span style="COLOR: red">255</span><span style="COLOR: purple">, </span><span style="COLOR: red">255</span><span style="COLOR: purple">))</span>; <span style="COLOR: green">//创建光源 </span><span style="COLOR: blue">$light1 </span><span style="COLOR: purple">= </span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createLight<span style="COLOR: purple">(</span><span style="COLOR: olive">'light'</span><span style="COLOR: purple">,</span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">50</span><span style="COLOR: purple">, -</span><span style="COLOR: red">50</span><span style="COLOR: purple">, -</span><span style="COLOR: red">50</span><span style="COLOR: purple">))</span>; <span style="COLOR: blue">$light1</span><span style="COLOR: purple">-></span>setColor<span style="COLOR: purple">(</span><span style="COLOR: blue">new </span>Image_3D_Color<span style="COLOR: purple">(</span><span style="COLOR: red">100</span><span style="COLOR: purple">, </span><span style="COLOR: red">250</span><span style="COLOR: purple">, </span><span style="COLOR: red">100</span><span style="COLOR: purple">))</span>; <span style="COLOR: blue">$light2 </span><span style="COLOR: purple">= </span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createLight<span style="COLOR: purple">(</span><span style="COLOR: olive">'light'</span><span style="COLOR: purple">,</span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">50</span><span style="COLOR: purple">, -</span><span style="COLOR: red">50</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">))</span>; <span style="COLOR: blue">$light2</span><span style="COLOR: purple">-></span>setColor<span style="COLOR: purple">(</span><span style="COLOR: blue">new </span>Image_3D_Color<span style="COLOR: purple">(</span><span style="COLOR: red">100</span><span style="COLOR: purple">, </span><span style="COLOR: red">100</span><span style="COLOR: purple">, </span><span style="COLOR: red">250</span><span style="COLOR: purple">))</span>; <span style="COLOR: blue">$light3 </span><span style="COLOR: purple">= </span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createLight<span style="COLOR: purple">(</span><span style="COLOR: olive">'light'</span><span style="COLOR: purple">,</span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">50</span><span style="COLOR: purple">, </span><span style="COLOR: red">50</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">))</span>; <span style="COLOR: blue">$light3</span><span style="COLOR: purple">-></span>setColor<span style="COLOR: purple">(</span><span style="COLOR: blue">new </span>Image_3D_Color<span style="COLOR: purple">(</span><span style="COLOR: red">50</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">, </span><span style="COLOR: red">100</span><span style="COLOR: purple">))</span>; <span style="COLOR: green">//创建多边形数组 </span><span style="COLOR: blue">$polygons </span><span style="COLOR: purple">= </span><span style="COLOR: blue">array</span><span style="COLOR: purple">()</span>; <span style="COLOR: green">//前面点坐标 </span><span style="COLOR: blue">$polygons</span><span style="COLOR: purple">[] = </span><span style="COLOR: blue">array</span><span style="COLOR: purple">( </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">0</span><span style="COLOR: purple">, -</span><span style="COLOR: red">120</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">18</span><span style="COLOR: purple">, -</span><span style="COLOR: red">12</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">0</span><span style="COLOR: purple">, </span><span style="COLOR: red">18</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">18</span><span style="COLOR: purple">, -</span><span style="COLOR: red">12</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">) )</span>; <span style="COLOR: green">//后面点坐标 </span><span style="COLOR: blue">$polygons</span><span style="COLOR: purple">[] = </span><span style="COLOR: blue">array</span><span style="COLOR: purple">( </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">0</span><span style="COLOR: purple">, -</span><span style="COLOR: red">120</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">18</span><span style="COLOR: purple">, -</span><span style="COLOR: red">12</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">0</span><span style="COLOR: purple">, </span><span style="COLOR: red">18</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">18</span><span style="COLOR: purple">, -</span><span style="COLOR: red">12</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">) )</span>; <span style="COLOR: green">//三侧面点坐标 </span><span style="COLOR: blue">$polygons</span><span style="COLOR: purple">[] = </span><span style="COLOR: blue">array</span><span style="COLOR: purple">( </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">0</span><span style="COLOR: purple">, -</span><span style="COLOR: red">120</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">18</span><span style="COLOR: purple">, -</span><span style="COLOR: red">12</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">18</span><span style="COLOR: purple">, -</span><span style="COLOR: red">12</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">),</span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">0</span><span style="COLOR: purple">, -</span><span style="COLOR: red">120</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">) )</span>; <span style="COLOR: blue">$polygons</span><span style="COLOR: purple">[] = </span><span style="COLOR: blue">array</span><span style="COLOR: purple">( </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">0</span><span style="COLOR: purple">, </span><span style="COLOR: red">18</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">0</span><span style="COLOR: purple">, </span><span style="COLOR: red">18</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">) )</span>; <span style="COLOR: blue">$polygons</span><span style="COLOR: purple">[] = </span><span style="COLOR: blue">array</span><span style="COLOR: purple">( </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">18</span><span style="COLOR: purple">, -</span><span style="COLOR: red">12</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">0</span><span style="COLOR: purple">, -</span><span style="COLOR: red">120</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">0</span><span style="COLOR: purple">, -</span><span style="COLOR: red">120</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">), </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">18</span><span style="COLOR: purple">, -</span><span style="COLOR: red">12</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">),</span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: red">86</span><span style="COLOR: purple">, </span><span style="COLOR: red">48</span><span style="COLOR: purple">, </span><span style="COLOR: red">60</span><span style="COLOR: purple">) )</span>; <span style="COLOR: green">//绘制3D图像 </span><span style="COLOR: blue">foreach </span><span style="COLOR: purple">(</span><span style="COLOR: blue">$polygons as $poly</span><span style="COLOR: purple">) { </span><span style="COLOR: blue">$points </span><span style="COLOR: purple">= </span><span style="COLOR: blue">array</span><span style="COLOR: purple">()</span>; <span style="COLOR: blue">foreach </span><span style="COLOR: purple">(</span><span style="COLOR: blue">$poly as $set</span><span style="COLOR: purple">) { </span><span style="COLOR: blue">$points</span><span style="COLOR: purple">[] = </span><span style="COLOR: blue">new </span>Image_3D_Point<span style="COLOR: purple">(</span><span style="COLOR: blue">$set</span><span style="COLOR: purple">[</span><span style="COLOR: red">0</span><span style="COLOR: purple">], </span><span style="COLOR: blue">$set</span><span style="COLOR: purple">[</span><span style="COLOR: red">1</span><span style="COLOR: purple">], </span><span style="COLOR: blue">$set</span><span style="COLOR: purple">[</span><span style="COLOR: red">2</span><span style="COLOR: purple">])</span>; <span style="COLOR: purple">} </span><span style="COLOR: blue">$p </span><span style="COLOR: purple">= </span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createObject<span style="COLOR: purple">(</span><span style="COLOR: olive">'polygon'</span><span style="COLOR: purple">, </span><span style="COLOR: blue">$points</span><span style="COLOR: purple">)</span>; <span style="COLOR: blue">$p</span><span style="COLOR: purple">-></span>setColor<span style="COLOR: purple">(</span><span style="COLOR: blue">new </span>Image_3D_Color<span style="COLOR: purple">(</span><span style="COLOR: red">255</span><span style="COLOR: purple">, </span><span style="COLOR: red">255</span><span style="COLOR: purple">, </span><span style="COLOR: red">255</span><span style="COLOR: purple">))</span>; <span style="COLOR: purple">} </span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>transform<span style="COLOR: purple">(</span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createMatrix<span style="COLOR: purple">(</span><span style="COLOR: olive">'Rotation'</span><span style="COLOR: purple">, </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">10</span><span style="COLOR: purple">, -</span><span style="COLOR: red">25</span><span style="COLOR: purple">, -</span><span style="COLOR: red">15</span><span style="COLOR: purple">)))</span>; <span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createRenderer<span style="COLOR: purple">(</span><span style="COLOR: olive">'perspectively'</span><span style="COLOR: purple">)</span>; <span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createDriver<span style="COLOR: purple">(</span><span style="COLOR: olive">'gd'</span><span style="COLOR: purple">)</span>; <span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>render<span style="COLOR: purple">(</span><span style="COLOR: red">300</span><span style="COLOR: purple">, </span><span style="COLOR: red">300</span><span style="COLOR: purple">, </span><span style="COLOR: olive">'anim.png'</span><span style="COLOR: purple">)</span>; <span style="COLOR: blue">echo </span><span style="COLOR: olive">'<img src="/static/imghwm/default1.png" data-src="anim.png" class="lazy" alt="PHP绘制3D图形之自定义图形及矢量图_PHP" >'</span>; <span style="COLOR: blue">?></span> |
效果图:
矢量图
可缩放的矢量图形(Scalable Vector Graphics,SVG)文件格式是组成2D图像的矢量XML文件。 在2001年,W3C对该格式进行了标准化,但其在Web方面的使用因为浏览器显示SVG文件的牵制而不很流行。 目前,最好的选择是Firefox它有内置的SVG支持,或具有Adobe SVG插件的IE。下面通过一个实例生成SVG文件。
代码:
以下为引用的内容: <span style="COLOR: blue"><?php require_once</span><span style="COLOR: purple">(</span><span style="COLOR: olive">'Image/3D.php'</span><span style="COLOR: purple">)</span>; <span style="COLOR: blue">$rot_x </span><span style="COLOR: purple">= </span><span style="COLOR: red">45</span>; <span style="COLOR: blue">$rot_y </span><span style="COLOR: purple">= </span><span style="COLOR: red">45</span>; <span style="COLOR: blue">$rot_z </span><span style="COLOR: purple">= </span><span style="COLOR: red">10</span>; <span style="COLOR: blue">$image </span><span style="COLOR: purple">= </span><span style="COLOR: blue">new </span>Image_3D<span style="COLOR: purple">()</span>; <span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>setColor<span style="COLOR: purple">(</span><span style="COLOR: blue">new </span>Image_3D_Color<span style="COLOR: purple">(</span><span style="COLOR: red">255</span><span style="COLOR: purple">, </span><span style="COLOR: red">255</span><span style="COLOR: purple">, </span><span style="COLOR: red">255</span><span style="COLOR: purple">))</span>; <span style="COLOR: blue">for </span><span style="COLOR: purple">(</span><span style="COLOR: blue">$x</span><span style="COLOR: purple">=</span><span style="COLOR: red">0</span>; <span style="COLOR: blue">$x </span><span style="COLOR: purple">< </span><span style="COLOR: red">4</span>; <span style="COLOR: blue">$x</span><span style="COLOR: purple">++) { </span><span style="COLOR: blue">for </span><span style="COLOR: purple">(</span><span style="COLOR: blue">$y</span><span style="COLOR: purple">=</span><span style="COLOR: red">0</span>; <span style="COLOR: blue">$y </span><span style="COLOR: purple">< </span><span style="COLOR: red">4</span>; <span style="COLOR: blue">$y</span><span style="COLOR: purple">++) { </span><span style="COLOR: blue">for </span><span style="COLOR: purple">(</span><span style="COLOR: blue">$z</span><span style="COLOR: purple">=</span><span style="COLOR: red">0</span>; <span style="COLOR: blue">$z </span><span style="COLOR: purple">< </span><span style="COLOR: red">4</span>; <span style="COLOR: blue">$z</span><span style="COLOR: purple">++) { </span><span style="COLOR: green">//创建球体 </span><span style="COLOR: blue">$sphere </span><span style="COLOR: purple">= </span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createObject<span style="COLOR: purple">(</span><span style="COLOR: olive">'sphere'</span><span style="COLOR: purple">, </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: olive">'r' </span>=> <span style="COLOR: red">25</span><span style="COLOR: purple">, </span><span style="COLOR: olive">'detail' </span>=> <span style="COLOR: red">3</span><span style="COLOR: purple">))</span>; <span style="COLOR: green">//后面150用于设置图像透明度 </span><span style="COLOR: blue">$sphere</span><span style="COLOR: purple">-></span>setColor<span style="COLOR: purple">(</span><span style="COLOR: blue">new </span>Image_3D_Color<span style="COLOR: purple">(</span><span style="COLOR: red">255</span><span style="COLOR: purple">, </span><span style="COLOR: red">162</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">, </span><span style="COLOR: red">150</span><span style="COLOR: purple">))</span>; <span style="COLOR: blue">$sphere</span><span style="COLOR: purple">-></span>transform<span style="COLOR: purple">(</span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createMatrix<span style="COLOR: purple">(</span><span style="COLOR: olive">'Move'</span><span style="COLOR: purple">, </span><span style="COLOR: blue">array</span><span style="COLOR: purple">((</span><span style="COLOR: blue">$x </span><span style="COLOR: purple">* </span><span style="COLOR: red">75</span><span style="COLOR: purple">) + </span><span style="COLOR: red">50</span><span style="COLOR: purple">, </span><span style="COLOR: blue">$y </span><span style="COLOR: purple">* </span><span style="COLOR: red">75</span><span style="COLOR: purple">, </span><span style="COLOR: blue">$z </span><span style="COLOR: purple">* </span><span style="COLOR: red">75</span><span style="COLOR: purple">)))</span>; <span style="COLOR: blue">$sphere</span><span style="COLOR: purple">-></span>transform<span style="COLOR: purple">(</span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createMatrix<span style="COLOR: purple">(</span><span style="COLOR: olive">'Rotation'</span><span style="COLOR: purple">, </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(</span><span style="COLOR: blue">$rot_x</span><span style="COLOR: purple">, </span><span style="COLOR: blue">$rot_y</span><span style="COLOR: purple">, </span><span style="COLOR: blue">$rot_z</span><span style="COLOR: purple">)))</span>; <span style="COLOR: purple">} } } </span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>transform<span style="COLOR: purple">(</span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createMatrix<span style="COLOR: purple">(</span><span style="COLOR: olive">'Move'</span><span style="COLOR: purple">, </span><span style="COLOR: blue">array</span><span style="COLOR: purple">(-</span><span style="COLOR: red">225</span><span style="COLOR: purple">, -</span><span style="COLOR: red">100</span><span style="COLOR: purple">, </span><span style="COLOR: red">0</span><span style="COLOR: purple">)))</span>; <span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createRenderer<span style="COLOR: purple">(</span><span style="COLOR: olive">'perspectively'</span><span style="COLOR: purple">)</span>; <span style="COLOR: green">//使用SVG驱动生成矢量图 </span><span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>createDriver<span style="COLOR: purple">(</span><span style="COLOR: olive">'svg'</span><span style="COLOR: purple">)</span>; <span style="COLOR: blue">$image</span><span style="COLOR: purple">-></span>render<span style="COLOR: purple">(</span><span style="COLOR: red">600</span><span style="COLOR: purple">, </span><span style="COLOR: red">600</span><span style="COLOR: purple">, </span><span style="COLOR: olive">'anim.svg'</span><span style="COLOR: purple">)</span>; header<span style="COLOR: purple">(</span><span style="COLOR: olive">'Location:anim.svg'</span><span style="COLOR: purple">)</span>; <span style="COLOR: blue">?></span> |
效果图:
输出的SVG文件打开后,其格式即为XML:
以下为引用的内容: <?xml version="1.0" ?> <span style="COLOR: blue"><</span>!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"> <span style="COLOR: blue"><</span><span style="COLOR: maroon">svg </span><span style="COLOR: red">xmlns</span><span style="COLOR: blue">="http://www.w3.org/2000/svg" </span><span style="COLOR: red">x</span><span style="COLOR: blue">="0" </span><span style="COLOR: red">y</span><span style="COLOR: blue">="0" </span><span style="COLOR: red">width</span><span style="COLOR: blue">="600" </span><span style="COLOR: red">height</span><span style="COLOR: blue">="600"> <</span><span style="COLOR: maroon">defs </span><span style="COLOR: red">id</span><span style="COLOR: blue">="defs16387"> </</span><span style="COLOR: maroon">defs</span><span style="COLOR: blue">> <</span><span style="COLOR: maroon">polygon </span><span style="COLOR: red">id</span><span style="COLOR: blue">="background1" </span><span style="COLOR: red">points</span><span style="COLOR: blue">="0,0 600,0 600,600 0,600" </span><span style="COLOR: red">style</span><span style="COLOR: blue">="fill: #ffffff; fill-opacity: 1.00; stroke: none;" /> <</span><span style="COLOR: maroon">polygon </span><span style="COLOR: red">points</span><span style="COLOR: blue">="325.87,264.90 323.53,258.51 321.87,262.52" </span><span style="COLOR: red">style</span><span style="COLOR: blue">="fill: #ffa200; fill-opacity: 0.41; stroke: none;" /> <</span><span style="COLOR: maroon">polygon </span><span style="COLOR: red">points</span><span style="COLOR: blue">="319.40,256.07 321.87,262.52 323.53,258.51" </span><span style="COLOR: red">style</span><span style="COLOR: blue">="fill: #ffa200; fill-opacity: 0.41; stroke: none;" /> </span>... ... <span style="COLOR: blue"><</span><span style="COLOR: maroon">polygon </span><span style="COLOR: red">points</span><span style="COLOR: blue">="230.72,174.08 236.47,190.12 226.95,185.47" </span><span style="COLOR: red">style</span><span style="COLOR: blue">="fill: #ffa200; fill-opacity: 0.41; stroke: none;" /> <</span><span style="COLOR: maroon">polygon </span><span style="COLOR: red">points</span><span style="COLOR: blue">="230.72,174.08 252.69,180.70 236.47,190.12" </span><span style="COLOR: red">style</span><span style="COLOR: blue">="fill: #ffa200; fill-opacity: 0.41; stroke: none;" /> </</span><span style="COLOR: maroon">svg</span><span style="COLOR: blue">></span> |
作者: Gnie 出处: {GnieTech} (http://www.cnblogs.com/gnielee/) 版权声明: 本文的版权归作者与博客园共有。转载时须注明本文的详细链接,否则作者将保留追究其法律责任。 |

PHP在电子商务、内容管理系统和API开发中广泛应用。1)电子商务:用于购物车功能和支付处理。2)内容管理系统:用于动态内容生成和用户管理。3)API开发:用于RESTfulAPI开发和API安全性。通过性能优化和最佳实践,PHP应用的效率和可维护性得以提升。

PHP可以轻松创建互动网页内容。1)通过嵌入HTML动态生成内容,根据用户输入或数据库数据实时展示。2)处理表单提交并生成动态输出,确保使用htmlspecialchars防XSS。3)结合MySQL创建用户注册系统,使用password_hash和预处理语句增强安全性。掌握这些技巧将提升Web开发效率。

PHP和Python各有优势,选择依据项目需求。1.PHP适合web开发,尤其快速开发和维护网站。2.Python适用于数据科学、机器学习和人工智能,语法简洁,适合初学者。

PHP仍然具有活力,其在现代编程领域中依然占据重要地位。1)PHP的简单易学和强大社区支持使其在Web开发中广泛应用;2)其灵活性和稳定性使其在处理Web表单、数据库操作和文件处理等方面表现出色;3)PHP不断进化和优化,适用于初学者和经验丰富的开发者。

PHP在现代Web开发中仍然重要,尤其在内容管理和电子商务平台。1)PHP拥有丰富的生态系统和强大框架支持,如Laravel和Symfony。2)性能优化可通过OPcache和Nginx实现。3)PHP8.0引入JIT编译器,提升性能。4)云原生应用通过Docker和Kubernetes部署,提高灵活性和可扩展性。

PHP适合web开发,特别是在快速开发和处理动态内容方面表现出色,但不擅长数据科学和企业级应用。与Python相比,PHP在web开发中更具优势,但在数据科学领域不如Python;与Java相比,PHP在企业级应用中表现较差,但在web开发中更灵活;与JavaScript相比,PHP在后端开发中更简洁,但在前端开发中不如JavaScript。

PHP和Python各有优势,适合不同场景。1.PHP适用于web开发,提供内置web服务器和丰富函数库。2.Python适合数据科学和机器学习,语法简洁且有强大标准库。选择时应根据项目需求决定。

PHP是一种广泛应用于服务器端的脚本语言,特别适合web开发。1.PHP可以嵌入HTML,处理HTTP请求和响应,支持多种数据库。2.PHP用于生成动态网页内容,处理表单数据,访问数据库等,具有强大的社区支持和开源资源。3.PHP是解释型语言,执行过程包括词法分析、语法分析、编译和执行。4.PHP可以与MySQL结合用于用户注册系统等高级应用。5.调试PHP时,可使用error_reporting()和var_dump()等函数。6.优化PHP代码可通过缓存机制、优化数据库查询和使用内置函数。7


热AI工具

Undresser.AI Undress
人工智能驱动的应用程序,用于创建逼真的裸体照片

AI Clothes Remover
用于从照片中去除衣服的在线人工智能工具。

Undress AI Tool
免费脱衣服图片

Clothoff.io
AI脱衣机

AI Hentai Generator
免费生成ai无尽的。

热门文章

热工具

ZendStudio 13.5.1 Mac
功能强大的PHP集成开发环境

SublimeText3 英文版
推荐:为Win版本,支持代码提示!

DVWA
Damn Vulnerable Web App (DVWA) 是一个PHP/MySQL的Web应用程序,非常容易受到攻击。它的主要目标是成为安全专业人员在合法环境中测试自己的技能和工具的辅助工具,帮助Web开发人员更好地理解保护Web应用程序的过程,并帮助教师/学生在课堂环境中教授/学习Web应用程序安全。DVWA的目标是通过简单直接的界面练习一些最常见的Web漏洞,难度各不相同。请注意,该软件中

SublimeText3汉化版
中文版,非常好用

EditPlus 中文破解版
体积小,语法高亮,不支持代码提示功能