JavaScript

JavaScript Intro

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JavaScript Basic

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JavaScript Advance

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JavaScript ES6

JavaScript ES6 Quiz

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JavaScript Array Methods and Properties

JavaScript String Methods and Properties

JavaScript Number Methods and Properties

JavaScript Math Properties and Methods

JavaScript Date Methods and Properties

JavaScript Global Methods and Properties

JavaScript RegExp Properties and Methods

JavaScript Class Methods and Keywords

JavaScript Errors, JSON and Booleans

JavaScript Statements

JavaScript Window History Object Properties and Methods

JavaScript Window Location Object Properties and Methods

JavaScript Window Screen Object Properties

JavaScript Window Navigator Object Properties and Methods

JavaScript Window Object Properties and Methods

JavaScript Console Object Methods

JavaScript Geolocation and Storage APIs

JavaScript CSSStyleDeclaration Object Methods and Properties

HTML DOM Documents Object Properties and Methods

DOM HTMLCollection Properties and Methods

HTML DOM Attributes Properties and Methods

HTML DOM Elements Properties and Methods

HTML DOM Style Object Properties

HTML DOM AnimationEvent Properties and Methods

HTML DOM ClipboardEvent Properties and Methods

HTML DOM DragEvent Properties and Methods

HTML DOM FocusEvent Properties and Methods

HTML DOM HashChangeEvent Properties and Methods

HTML DOM InputEvent Properties and Methods

HTML DOM KeyboardEvent Properties and Methods

HTML DOM MouseEvent Properties and Methods

HTML DOM PageTransitionEvent Properties and Methods

HTML DOM ProgressEvent Properties and Methods

HTML DOM StorageEvent Properties and Methods

HTML DOM TransitionEvent Properties and Methods

HTML DOM WheelEvent Properties and Methods

HTML DOM UiEvent Properties and Methods

HTML DOM TouchEvent Properties and Methods

The Event Object Properties and Methods

Form Validation in JavaScript

Form Validation in JavaScript

 

 

As we know, HTML5 has added many form validation attributes. One such attribute is required, The other is a pattern. The form has an onsubmit event which gets triggered when the user submits the form. If the return value for the onsubmit is false, then the form will not get submitted.

 

Attribute Value Description
accept-charset character_set

Specifies the character encodings that are to be used for the form submission

action URL

Specifies where to send the form-data when a form is submitted

autocomplete on
off
Specifies whether a form should have autocomplete on or off
enctype application/x-www-form-urlencoded
multipart/form-data
text/plain
Specifies how the form-data should be encoded when submitting it to the server (only for method="post")
method get
post
Specifies the HTTP method to use when sending form-data
name text Specifies the name of a form
rel external
help
license
next
nofollow
noopener
noreferrer
opener
prev
search
Specifies the relationship between a linked resource and the current document
target _blank
_self
_parent
_top
Specifies where to display the response that is received after submitting the form

Code Explanation

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