<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> <style type="text/css"> p { font-weight:bold; } </style> </head> <body> <p>使用 replace() 来转换姓名的格式 </p> <script type="text/javascript"> name = "Doe, John"; document.write(name) document.write("<br/>") document.write(name.replace(/(\w+)\s*, \s*(\w+)/, "$2 $1")); </script> <br /> <br /> <p>用 replace() 来转换引号 </p> <script type="text/javascript"> name = ‘"a", "b"‘; document.write(name) document.write("<br/>") document.write(name.replace(/"([^"]*)"/g, "‘$1‘")); document.write("<br/>") </script> <br /> <br /> <p>单词首字母大写 </p> <script type="text/javascript"> name = ‘aaa bbb ccc‘; document.write(name) uw=name.replace(/\b\w+\b/g, function(word){ return word.substring(0,1).toUpperCase()+word.substring(1);} ); document.write("<br/>") document.write (uw); </script> </body> </html>
完全不知所以云。。。
原文：http://www.cnblogs.com/super-zhen/p/3529483.html