要使用JavaScript RegExp匹配任何末尾带有p的字符串，请使用p $Quantifier。
<html> <head> <title>JavaScript Regular Expression</title> </head> <body> <script> var myStr = "Welcome to our website! Welcome"; var reg = /me$/g; var match = myStr.match(reg); document.write(match); </script> </body> </html>