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File: example1.php

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File: example1.php
Role: Example script
Content type: text/plain
Description: Test box Example
Class: Form Validation
Validate submitted form values according to rules
Author: By
Last change:
Date: 13 years ago
Size: 3,749 bytes
 

Contents

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<?php
/**
  * -------------------------------------------------------------------------
  * PHP Form Validator (formvalidator.php)
  * Version 1.0
  * -------------------------------------------------------------------------
  * @author M H Rasel
  * 4-5-2009::0:15
  * @copyright 2009
  * email:mail@monjur-ul-hasan.info
  * Documentation: http://phpformvalidation.monjur-ul-hasan.info
 */
 
 
require "class.validator.inc";
 
// if form is posted
 
if($_POST['action']=="Check")
 {

   
$data = $_POST;

   
// define the rules
   
$rules = array(
   
"v1"=>"Require", // empty field is not allowed
   
"v2"=>array(
       
"require"=>true, // empty field is not allowed
       
"minlength"=>2, // the given data in this field should have at least 2 chatecter
       
"maxlength"=>4 // the given data in this field can not have more then 4 chatecter
   
),
   
"v3" => array(
       
"eqlength"=> 8 // the given data in this field must have 8 chatecter in length
   
),
   
"v4" => array(
       
"equal" =>"MyBoy" // the given data in this field should be "MyBoy"
   
)
);

$message = array(
   
"v1"=>"This field can not be empty", // if this field left empty this messege will show.
   
"v2"=>array(
       
"require"=>"This field is required", // if this field left empty this messege will show.
       
"minlength"=>"String is too short", // if the given data in this field have less then 2 charecter then this messege will show
       
"maxlength"=>"Input is more character then required" // if the given data in this field have more then 4 charecter then this messege will show
   
),
   
"v3"=> array("eqlength"=>"Are you blind?"), // if data are not 8 character long then this messege will show
   
"v4"=>array("equal"=>"I dont like this word. Please Type a good word ") // if the given data in this field is not "MyBoy" then this will show
);

// create the instance
$objValidator = new Validator($rules,$message);

echo
"<h2><a href='#'>Validator Result </a></h2>";
// call the validation proce
if(!$objValidator->isValid($data))
{
   
// error found
   
    // get the list of form fields which have errorful data
   
$errors = $objValidator->ErrorFields();
   
// show the number of error
   
echo "<br/> you have total ".$objValidator->CountError()." errors.<br/>Fields are :".implode(",",$errors);
    echo
"<br/><hr/>";
   
    foreach(
$errors as $key=>$var)
    {
        echo
"For the field <b>$var</b> errors are: ";
       
// collect error for each error full field
       
$value = $objValidator->getErrors($var);
       
        if(
is_array($value))
           
// if the field have more then one validation rule faild then an array will return
           
echo implode(" * ",$value);
        else echo
$value;
        echo
"<br/>";
    }
    
}
else echo
"valid";

echo
"<br/><br/>";

}
?>
<br/>
<h2> Fill The Following Form </h2>
<div class='articles'>
<form method="POST" action="">
    <table border="1" width="100%">
        <tr>
            <td>Enter a value (v1)</td>
            <td><input type="text" name="v1" size="20"></td>
        </tr>
        <tr>
            <td>Enter a value from 2 to 4 character long (v2)</td>
            <td><input type="text" name="v2" size="20"></td>
        </tr>
        <tr>
            <td>Enter a value exactly 8 Characters long (v3) </td>
            <td><input type="text" name="v3" size="20"></td>
        </tr>
        <tr>
            <td>Enter 'MyBoy' (v4)</td>
            <td><input type="text" name="v4" size="20"></td>
        </tr>
    </table>
    <p><input type="submit" value="Check" name="action"><input type="reset" value="Reset" name="B2"></p>
</form>