Rumah >pembangunan bahagian belakang >tutorial php >javascript - json 十六进制被转换为字符串
<code class="javascript">var cmd = ["0x02,0x03,0xB4,0xB4,0x00,0x06","0x00,0x02,0x6E,0x00,0x00,0x05","0x01,0x01,0x00,0x78,0x00,0x05","0x03,0x03,0x82,0x96,0x00,0x05"];</code>
<code class="javascript">var cmd1=[0x02, 0x03, 0xB4, 0xB4, 0xFF, 0xFF,0x02, 0x03, 0xB4, 0xB4, 0x00, 0x06,0x00, 0x02, 0x6E, 0x00, 0x00, 0x05,0x01, 0x01, 0x00, 0x78, 0x00, 0x05,0x03, 0x03, 0x82, 0x96, 0x00, 0x05];</code>
<code class="javascript">var test =["0x02,0x03,0xB4,0xB4,0x00,0x06","0x00,0x02,0x6E,0x00,0x00,0x05","0x01,0x01,0x00,0x78,0x00,0x05","0x03,0x03,0x82,0x96,0x00,0x05"];</code>
<code class="javascript">var cloud = [0x02, 0x03, 0xB4, 0xB4, 0xFF, 0xFF, 0x02, 0x03, 0xB4, 0xB4, 0x00, 0x06, 0x00, 0x02, 0x6E, 0x00, 0x00, 0x05, 0x01, 0x01, 0x00, 0x78, 0x00, 0x05, 0x03, 0x03, 0x82, 0x96, 0x00, 0x05 ];</code>
代码如上
cmd 是通过PHP 转换得到的16进制编码但是JS 取到的时候已经变成了字符串
想实现将cmd 变成跟cmd1 一样的十六进制 截图蓝色部分为想要的效果 红色是数据内容
<code class="javascript">var cmd = ["0x02,0x03,0xB4,0xB4,0x00,0x06","0x00,0x02,0x6E,0x00,0x00,0x05","0x01,0x01,0x00,0x78,0x00,0x05","0x03,0x03,0x82,0x96,0x00,0x05"];</code>
<code class="javascript">var cmd1=[0x02, 0x03, 0xB4, 0xB4, 0xFF, 0xFF,0x02, 0x03, 0xB4, 0xB4, 0x00, 0x06,0x00, 0x02, 0x6E, 0x00, 0x00, 0x05,0x01, 0x01, 0x00, 0x78, 0x00, 0x05,0x03, 0x03, 0x82, 0x96, 0x00, 0x05];</code>
<code class="javascript">var test =["0x02,0x03,0xB4,0xB4,0x00,0x06","0x00,0x02,0x6E,0x00,0x00,0x05","0x01,0x01,0x00,0x78,0x00,0x05","0x03,0x03,0x82,0x96,0x00,0x05"];</code>
<code class="javascript">var cloud = [0x02, 0x03, 0xB4, 0xB4, 0xFF, 0xFF, 0x02, 0x03, 0xB4, 0xB4, 0x00, 0x06, 0x00, 0x02, 0x6E, 0x00, 0x00, 0x05, 0x01, 0x01, 0x00, 0x78, 0x00, 0x05, 0x03, 0x03, 0x82, 0x96, 0x00, 0x05 ];</code>
代码如上
cmd 是通过PHP 转换得到的16进制编码但是JS 取到的时候已经变成了字符串
想实现将cmd 变成跟cmd1 一样的十六进制 截图蓝色部分为想要的效果 红色是数据内容
<code>cmd.join().split(',').map(function(v) {return parseInt(v,16);}); </code>
JSON.stringify()
括号里写变量
<code>cmd.join().split(',').map(function(v) {return parseInt(v);});</code>
<code>var cmd = ["0x02,0x03,0xB4,0xB4,0x00,0x06","0x00,0x02,0x6E,0x00,0x00,0x05","0x01,0x01,0x00,0x78,0x00,0x05","0x03,0x03,0x82,0x96,0x00,0x05"]; var cmd1 = []; // 转换为整数数组 cmd.forEach(function(d){ d.split(",").forEach(function(d){ cmd1.push(parseInt(d)); }) }); // 打印输出16进制格式字符串 var output = "var cmd1=["; cmd1.forEach(function(d,i){ var _u = d.toString(16).toUpperCase(); output += "0x"+ (_u.length</code>