JS中把字符转成ASCII值的函数示例代码

  字符转ascii码:用charCodeAt();

  ascii码转字符:用fromCharCode();

  看一个小例子

  

复制代码 代码如下:

  <script>

  str="A";

  code = str.charCodeAt();

  str2 = String.fromCharCode(code);

  str3 = String.fromCharCode(0x60+26);

  document.write(code+'<br />');

  document.write(str2+'<br />');

  document.write(str3);

  </script>

  输出:

  65

  A

  z