javascript:正则表达式对象
1 <html> 2 <head> 3 <title>1</title> 4 <style type='text/css'> 5 #box{ 6 width:300px; 7 height:200px; 8 border:dashed 1px green; 9 } 10 </style> 11 </head> 12 <body> 13 <div id='box'> 14 </div> 15 <script language='javascript'> 16 var exp=/\w(\d+)/g;//加g返回156 3;不加则返回156 156 17 var str="zhangsan156lisi3wangwu"; 18 //var arr=str.split(exp); 19 var arr=exp.exec(str); 20 document.write(arr+' '); 21 arr=exp.exec(str); 22 document.write(arr); 23 24 </script> 25 26 </body> 27 </html>
