用php正则判断url地址并自动转换为超链接
程序员文章站
2022-06-10 19:20:19
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function autolink($foo) { $foo = eregi_replace('(((f|ht){1}tp://)[-a-zA-Z0-9@:%_/+.~#?//=]+)', 'a href="/1" target="_blank" rel="nofollow"/1/a', $foo); if( strpos($foo, "http") === FALSE ){ $foo = eregi_replace('(www.[-a-zA-Z0-9@:%_/+.~#?/
function autolink($foo)
{
$foo = eregi_replace('(((f|ht){1}tp://)[-a-zA-Z0-9@:%_/+.~#?&//=]+)', '/1', $foo);
if( strpos($foo, "http") === FALSE ){
$foo = eregi_replace('(www.[-a-zA-Z0-9@:%_/+.~#?&//=]+)', '/1', $foo);
}else{
$foo = eregi_replace('([[:space:]()[{}])(www.[-a-zA-Z0-9@:%_/+.~#?&//=]+)', '/1/2', $foo);
}
return $foo;
}
echo autolink("http://www.baidu.com 百度 http://www.sina.com.cn 新浪");