March 7, 2010, 1:49 pm

Form Validation functions - PHP

Posted by vishnu in My works

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($url) 
{ 
return preg_match("/^(http(s?):\/\/|ftp:\/\/{1})((\w+\.){1,})\w{2,}$/i", $url); 
}  

Validate Email:

CODE:


function validateEmail($mail){
$result = ereg ("^[^@ ]+@[^@ ]+\.[^@ \.]+$", $mail );

if ($result){
return true;
}else{
return false; 
}
         
}

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