Here are few functions in PHP to validate forms:
Validate Text:
CODE:
function validateText($input){
$result = ereg ("^[A-Za-z0-9\ ]+$", $input );
if ($result){
return true;
}else{
return false;
}
}
Validate Text Without spaces:
CODE:
function validateTextWithoutSpaces($input){
$result = ereg ("^[A-Za-z0-9]+$", $input );
if ($result){
return true;
}else{
return false;
}
}
Validate URL:
CODE:
function validateURL($url)
{
return preg_match("/^(http(s<img src="http://vishnus.name/blog/smilies/icon_question.gif" alt="?)" />:\/\/|ftp:\/\/{1})((\w+\.){1,})\w{2,}$/i", $url);
}
Validate Email:
CODE:
function validateEmail($mail){
$result = ereg ("^[^@ ]+@[^@ ]+\.[^@ \.]+$", $mail );
if ($result){
return true;
}else{
return false;
}
}
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