Email+URL的判断和自动转换函数

2019-11-18 21:10:35

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来源：转载

供稿：网友

<?php
function validateEmail($email)
{     return eregi("^[_a-z0-9-]+(/.[_a-z0-9-]+)*@[a-z0-9-]+(/.[a-z0-9-]+)*(/.[a-z]{2,3})$", $email);
}

function validateURL($url)
{     return eregi("^((ht|f)tp://)((([a-z0-9-]+(/.[a-z0-9-]+)*(/.[a-z]{2,3}))|(([0-9]{1,3}/.){3}([0-9]{1,3})))((/|/?)[a-z0-9~#%&'_/+=:/?/.-]*)*)$", $url);
}

function convertURLS($text)
{     $text = eregi_replace("((ht|f)tp://www/.|www/.)([a-z0-9-]+(/.[a-z0-9-]+)*(/.[a-z]{2,3})((/|/?)[a-z0-9~#%&///'_/+=:/?/.-]*)*)", "http://www.//3", $text);
    $text = eregi_replace("((ht|f)tp://)((([a-z0-9-]+(/.[a-z0-9-]+)*(/.[a-z]{2,3}))|(([0-9]{1,3}/.){3}([0-9]{1,3})))((/|/?)[a-z0-9~#%&'_/+=:/?/.-]*)*)", "<a href=/"//0/">//0</a>", $text);
    return $text;
}

function convertMail($text)
{     $text = eregi_replace("([_a-z0-9-]+(/.[_a-z0-9-]+)*@[a-z0-9-]+(/.[a-z0-9-]+)*(/.[a-z]{2,3}))", "<a href='mailto://0'>//0</a>", $text);
    return $text;
}

function convertAllLinks($text)
{     $text = convertURLS($text);
    $text = convertMail($text);
    return $text;
}
?>

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