正则表达式判断email和URL, 帮忙看看有没有要补充的.

发表于:2007-07-01来源:作者:点击数: 标签:
bodyonload=f.a.select(); ? php echo @#a:@#.htmlspecialchars($a); echo @#bra1:@#; $a1 = eregi_replace(@#(^[_.][:alnum:]-]+@([[:alnum:]][[:alnum:]-]*.)+[[:alpha:]]{2,3}$)@#,@# a href=mailto:\1\1/a @#, $a) ; echo htmlspecialchars($a1); echo br
<body  onload="f.a.select();">
<?php
echo @#a:@#.htmlspecialchars($a);
echo @#<br>a1:@#;
$a1 = eregi_replace(@#(^[_.][:alnum:]-]+@([[:alnum:]][[:alnum:]-]*.)+[[:alpha:]]{2,3}$)@#,@# <a href="mailto:\1">\1</a> @#, $a) ;
echo htmlspecialchars($a1);
echo "<br>a1:$a1";

echo @#<br>a2:@#;
$a2 = eregi_replace(@#([[:alnum:]]+://([[:alnum:]][[:alnum:]-]*\.)+[[:alpha:]]{2,3}([#\?/\\][^#\?/\\][:space:]][^[:space:]]*)?)@#,
      @#<a href="\1" target="_blank">\1</a>@#, $a);
echo htmlspecialchars($a2);
echo "<br>a2:$a2";
// eregi(@#^[_.][:alnum:]-]+@([[:alnum:]][[:alnum:]-]*\.)+[[:alpha:]]{2,3}$@#,$a) or die("not a email");
?>

<form name="f">
<input  name="a" value="<?php echo $a; ?>">
<input type="submit" >
</form>

</body>    

原文转自:http://www.ltesting.net