Javascript RegExp教程

JavaScript RegExp \0

说明

\0 匹配 NUL 字符 (\u0000)。

示例

以下示例显示了 RegExp 表达式的用法。
<html>
   <head>
      <title>JavaScript RegExp</title>
   </head>
   
   <body>
      <script type = "text/javascript">
		 var str = "ab\0c";
         var pattern = /\0/g;
         var index = str.search(pattern);
         document.write("Test 1-returned value : " +  index); 
         str = "abc";
         index = str.search(pattern);
         document.write("<br/>Test 2-returned value : " +  index); 	 		 
      </script>
   </body>
</html>

输出

Test 1-returned value : 2
Test 2-returned value :-1
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