Showing posts with label validate form. Show all posts
Showing posts with label validate form. Show all posts

Form Validation Using Jquery

The code that every web developer looking for. Validating a form in all possible ways. A simple and effective code is here. 

Here we are validating all common input types which we use in register form like name, email, phone, password, radio button, select option.

Includes

    <link rel="stylesheet" href='https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css'>
    <script src="https://code.jquery.com/jquery-1.12.4.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-validate/1.17.0/jquery.validate.js"></script>



Script

<script>
function Validate() {

(function ($) {

 jQuery.validator.setDefaults({
       errorPlacement: function (error, element) {
            error.appendTo('#invalid-' + element.attr('id'));
       }
});

//To validate letters

$.validator.addMethod("letters", function (value, element) {
   return this.optional(element) || value == value.match(/^[a-zA-Z\s]*$/);
});



//To validate Number
$.validator.addMethod("number", function (value, element) {
      return this.optional(element) || value == value.match(/^[0-9]*$/);
});

//To validate digits for phone number that should start with only 7 or 8 or 9
$.validator.addMethod("digits", function (value, element) {
    return this.optional(element) || value == value.match(/^^[789]\d{9}$/);
});

//To validate password
$.validator.addMethod("pwcheckNumber",
   function (value, element) {
   return /\d/.test(value);
});

$.validator.addMethod("pwcheckUppercase",
   function (value, element) {
   return /[A-Z]/.test(value);
});

$.validator.addMethod("pwcheckSpecial",
     function (value, element) {
     return /[!"#$%&'()*+,-./:;<=>?@[\]^_`{|}~]/.test(value);
});

//Form validation
$("#Form").validate({
                    
rules: {

Title: {
     required: true,                  
},

FirstName: {
   required: true,
   minlength: 3,
   letters: true                      
},

Mobile: {
    required: true,
    number: true,
    minlength: 10,
    maxlength: 10,
    digits: true                      
},

Email: {
    required: true,
    email: true,
},

Password: {
     required: true,
     minlength: 8,
     pwcheckNumber: true,
     pwcheckUppercase: true,
     pwcheckSpecial: true,          
},

ConfirmPassword: {
     required: true,
     equalTo: "#Password"                   
},

Gender: {
     required: true,
}
     
},

//Message suggestions that you see on screen     
messages: {

Title: {
       required: "Please select title",
},

FirstName: {
      required: "Please enter first name",
      minlength: "Name should be minimum 3 characters",
      letters: "Only letters and spaces are allowed",                              
},

Mobile: {
       required: "Please enter  phone number",
       minlength: "Please enter valid phone number",
       maxlength: "Please enter valid phone number",
       digits: "Phone number should be start with 789", 
},

Email: {
      required: "Please enter email",
      minlength: "Please enter a valid email address",
},

Password: {
       required: "Please enter password",
       minlength: "Password must be minmum 8 character",
       pwcheckNumber: "Password must contains one digit",
       pwcheckUppercase: "Password must contains atleast one uppercase letter",
       pwcheckSpecial: "Password must contains atleast one special character",
},

ConfirmPassword: {
       required: "Please enter confirm password ",
       equalTo: "Confirm password must same as password",
},

Gender: {
       required: "Please select gender type"                     
}
}

});
})($);
}
</script>

//CSS
<style>
.error_msg {
        color: red;
}

body{
        position: absolute;
        width: 600px;
        height: 200px;
        z-index: 15;
        top: 15%;
        left: 30%;
        margin: -100px 0 0 -150px;
     }

.box-header{
        background: #dc3545;
        width: 500px;
        height: auto;
text-align: center;
        color: white;
        font-size: 30px;
        padding: 10px;
    }

.box{
        background: #43c181;
        padding-top: 10px;
        padding-left: 110px;
        padding-bottom: 30px;
        width: 500px;
        height: auto;
    }
</style>




<body onload="Validate()">

<div class="box-header">Register From</div>

<div class="box">

    <form action='#' method='post' id='Form' enctype='multipart/form-data'>
        <div class="col-md-8">
            <label>Title</label>
            <select id="Title" name="Title" class="form-control">
                <option value="">Select Title</option>
                <option value="Mr.">Mr.</option>
                <option value="Mrs.">Mrs.</option>
                <option value="Ms.">Ms.</option>
                <option value="Mss.">Mss.</option>
                <option value="Dr.">Dr.</option>
            </select>
            <div id="invalid-Title" class="error_msg"></div>
        </div>

        <div class="col-md-8">
            <label>First Name</label>
            <input type="text" id="FirstName" name="FirstName" class="form-control"
                   placeholder="First Name"/>
            <div id="invalid-FirstName" class="error_msg"></div>
        </div>

        <div class="col-md-8">
            <label>Mobile</label>
            <input type="text" id="Mobile" name="Mobile" class="form-control" placeholder="Mobile">
            <div id="invalid-Mobile" class="error_msg"></div>
        </div>

        <div class="col-md-8">
            <label>Email</label>
            <input type="text" id="Email" name="Email" class="form-control" placeholder="Email">
            <div id="invalid-Email" class="error_msg"></div>
        </div>

        <div class="col-md-8">
            <label>Password</label>
            <input type="password" id="Password" name="Password" class="form-control"
                   placeholder="Password"/>
            <div id="invalid-Password" class="error_msg"></div>
        </div>

        <div class="col-md-8">
            <label>Confirm Password</label>
            <input type="password" id="ConfirmPassword" name="ConfirmPassword" class="form-control"
                   placeholder="ConfirmPassword"/>
            <div id="invalid-ConfirmPassword" class="error_msg"></div>
        </div>

        <div class="col-md-8">
            <label>Gender</label>
            <input type="radio" id="Gender" name="Gender" value="Male"> Male
            <input type="radio" id="GenderNew" name="Gender" value="Female"> Female<br>
            <div id="invalid-Gender" class="error_msg"></div>
        </div>

        <div class="col-md-12" align="center">
            <input type="submit" value="Submit" class="btn btn-danger" id="Submit" name="Submit"
                   onclick="Register()">
        </div>
    </form>

</div>

</body>


Result



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