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PHP gets the image width, height, size, image type, and img attribute used for layout

不言
不言Original
2018-04-28 11:08:113937browse

The content of this article is about PHP obtaining the image width, height, size, image type, and img attributes used for layout. It has a certain reference value. Now I share it with you. Friends in need can refer to it

//php自带函数 getimagesize()
$img_info = getimagesize('tomener.jpg');
echo &#39;<pre class="brush:php;toolbar:false">&#39;;
print_r($img_info);
输出:
Array 
( 
[0] => 170
[1] => 254
[2] => 2
[3] => width="170" height="254"
[bits] => 8
[channels] => 3
[mime] => image/jpeg
)
这次要用到的就是第四个元素了

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