<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>string对象 </title> <script type="text/javascript"> var message="I love JavaScript!"; var mychar= message.toLowerCase(); document.write("字符串为:"+mychar+"<br>"); </script> </head> <body> </body> </html>
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2014-11-02
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