JavaScript 正则表达式 - \D


描述

\D 匹配非数字。

例子

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 = "ab123c";
         var pattern = /\D/g;

         var result = str.match(pattern);
         document.write("Test 1 - returned value : " +  result); 

         str = "abc";
         result = str.match(pattern);
         document.write("<br/>Test 2 - returned value : " +  result); 	 		 
      </script>
   </body>
</html>

输出

Test 1 - returned value : a,b,c
Test 2 - returned value : a,b,c