文本转换为html标记

[php]代码库

function Text2Html($txt)
{
    $txt = str_replace(" ", "　", $txt);
    $txt = str_replace("<", "<", $txt);
    $txt = str_replace(">", ">", $txt);
    $txt = preg_replace("/[\r\n]{1,}/isU", "<br/>\r\n", $txt);
    return $txt;
}