THE WORLD'S LARGEST WEB DEVELOPER SITE
HTML CSS JAVASCRIPT SQL PHP BOOTSTRAP HOW TO PYTHON W3.CSS JQUERY XML MORE FORUM EXERCISES REFERENCES

JS Tutorial

JS HOME JS Introduction JS Where To JS Output JS Statements JS Syntax JS Comments JS Variables JS Operators JS Arithmetic JS Assignment JS Data Types JS Functions JS Objects JS Events JS Strings JS String Methods JS Numbers JS Number Methods JS Arrays JS Array Methods JS Array Sort JS Array Iteration JS Dates JS Date Formats JS Date Get Methods JS Date Set Methods JS Math JS Random JS Booleans JS Comparisons JS Conditions JS Switch JS Loop For JS Loop While JS Break JS Type Conversion JS Bitwise JS RegExp JS Errors JS Scope JS Hoisting JS Strict Mode JS this Keyword JS Let JS Const JS Debugging JS Style Guide JS Best Practices JS Mistakes JS Performance JS Reserved Words JS Versions JS Version ES5 JS Version ES6 JS JSON

JS Forms

JS Forms Forms API

JS Objects

Object Definitions Object Properties Object Methods Object Accessors Object Constructors Object Prototypes Object ECMAScript 5

JS Functions

Function Definitions Function Parameters Function Invocation Function Call Function Apply Function Closures

JS HTML DOM

DOM Intro DOM Methods DOM Document DOM Elements DOM HTML DOM CSS DOM Animations DOM Events DOM Event Listener DOM Navigation DOM Nodes DOM Collections DOM Node Lists

JS Browser BOM

JS Window JS Screen JS Location JS History JS Navigator JS Popup Alert JS Timing JS Cookies

JS AJAX

AJAX Intro AJAX XMLHttp AJAX Request AJAX Response AJAX XML File AJAX PHP AJAX ASP AJAX Database AJAX Applications AJAX Examples

JS JSON

JSON Intro JSON Syntax JSON vs XML JSON Data Types JSON Parse JSON Stringify JSON Objects JSON Arrays JSON PHP JSON HTML JSON JSONP

JS vs jQuery

jQuery Selectors jQuery HTML jQuery CSS jQuery DOM

JS Examples

JS Examples JS HTML DOM JS HTML Input JS HTML Objects JS HTML Events JS Browser JS Exercises JS Quiz JS Certificate

JS References

JavaScript Objects HTML DOM Objects


JavaScript HTML DOM Events Examples

❮ Previous Next ❯

Examples of using JavaScript to react to events

Input Events

onblur - When a user leaves an input field onchange - When a user changes the content of an input field onchange - When a user selects a dropdown value onfocus - When an input field gets focus onselect - When input text is selected onsubmit - When a user clicks the submit button onreset - When a user clicks the reset button onkeydown - When a user is pressing/holding down a key onkeypress - When a user is pressing/holding down a key onkeyup - When the user releases a key onkeyup - When the user releases a key onkeydown vs onkeyup - Both

Mouse Events

onmouseover/onmouseout - When the mouse passes over an element onmousedown/onmouseup - When pressing/releasing a mouse button onmousedown - When mouse is clicked: Alert which element onmousedown - When mouse is clicked: Alert which button onmousemove/onmouseout - When moving the mouse pointer over/out of an image onmouseover/onmouseout - When moving the mouse over/out of an image onmouseover an image map

Click Events

Acting to the onclick event onclick - When button is clicked ondblclick - When a text is double-clicked

Load Events

onload - When the page has been loaded onload - When an image has been loaded onerror - When an error occurs when loading an image onunload - When the browser closes the document onresize - When the browser window is resized

Others

What is the keycode of the key pressed? What are the coordinates of the cursor? What are the coordinates of the cursor, relative to the screen? Was the shift key pressed? Which event type occurred?

Examples explained


❮ Previous Next ❯