时间:2021-07-01 10:21:17 帮助过:2人阅读
此方法执行搜索正则表达式,String对象之间的匹配。
语法
string.search(regexp);
下面是参数的详细信息:
返回值:
例子:
<html> <head> <title>JavaScript String search() Method</title> </head> <body> <script type="text/javascript"> var re = /apples/gi; var str = "Apples are round, and apples are juicy."; if ( str.search(re) == -1 ){ document.write("Does not contain Apples" ); }else{ document.write("Contains Apples" ); } </script> </body> </html>
这将产生以下结果:
Contains Apples