Detailed explanation of CodeIgniter form verification method examples, codeigniter form

Detailed explanation of CodeIgniter form verification method examples, codeigniter form_PHP tutorial

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Release： 2016-07-12 08:57:52

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Detailed explanation of CodeIgniter form verification method examples, codeigniter form

This article describes the CodeIgniter form verification method through examples. Share it with everyone for your reference, the details are as follows:

1. Write a view file myform.php in the D:CodeIgnitersystemapplicationviews directory

<html>
<head>
<title>My Form</title>
</head>
<body>
<&#63;php echo $this->validation->error_string;&#63;>
<&#63;php echo form_open('form/index');&#63;>
<h5>Username</h5>
<input type="text" name="username" value="" size="50" />
<h5>Password</h5>
<input type="text" name="password" value="" size="50" />
<h5>Password Confirm</h5>
<input type="text" name="passconf" value="" size="50" />
<h5>Email Address</h5>
<input type="text" name="email" value="" size="50" />
<div><input type="submit" value="Submit" /></div>
</form>
</body>
</html>

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Then write a view file formsuccess.php

<html>
<head>
<title>My Form</title>
</head>
<body>
<h3>Your form was successfully submitted!</h3>
<p><&#63;=anchor('form', 'Try it again!'); &#63;></p>
</body>
</html>

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2. Write a controller file form.php in the D:CodeIgnitersystemapplicationcontrollers directory

<&#63;php
class Form extends Controller{
 function index(){
 $this->load->helper(array('form','url'));
 $this->load->library('validation');
   $rules['username'] = "required";
    $rules['password'] = "required";
    $rules['passconf'] = "required";
    $rules['email'] = "required";
    $this->validation->set_rules($rules);
 //    $this->validation->set_error_delimiters('<div class="error">','</div>');
 $fields['username'] = 'Username';
 $fields['password'] = 'Password';
 $fields['passconf'] = 'Password Confirmation';
 $fields['email'] = 'Email Address';
 $this->validation->set_fields($fields);
   if ($this->validation->run()==false) {
   $this->load->view('MyView/myform');
   }else {
   $this->load->view('MyView/formsuccess.php');
   }
 }
}
&#63;>

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3. Visit http://localhost:8888/index.php/form/index

Ok, the results are out

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I hope this article will be helpful to everyone in PHP programming.