Onabort, oncanplay, oncanplaythrough, ondurationchange, onended, onerror, onloadeddata, onloadedmetadata, onloadstart, onpause, onplay, onplaying, onprogress, onratechange, onseeked, onseeking, onstalled, onsuspend, ontimeupdate, onvolumechange, onwaitingĪnimationend, animationiteration, animationstart
Ondrag, ondragend, ondragenter, ondragleave, ondragover, ondragstart, ondrop Onblur, onchange, onfocus, onfocusin, onfocusout, oninput, oninvalid, onreset, onsearch, onselect, onsubmit Onabort, onbeforeunload, onerror, onhashchange, onload, onpageshow, onpagehide, onresize, onscroll, onunload Mouse onclick, oncontextmenu, ondblclick, onmousedown, onmouseenter, onmouseleave, onmousemove, onmouseover, onmouseout, onmouseup Person // member !(a = b) // logical notĪ ! = b // not equal typeof a // type (number, object, function.)Ī + = b // a = a + b (works with - * %.) 100 / 48 remainder = 4Ī ++ b - // postfix increment and decrement Bitwise operators & X = 1 // Throws an error because variable is not declared Values false, true // boolean 18, 3.14, 0b10011, 0xF6, NaN // number "flower", 'John' // string undefined, null, Infinity // special Operators a = b + c - d // addition, substractionĪ = b * (c / d) // multiplication, division Let z = 'zzz' // block scope local variable Strict mode "use strict" // Use strict mode to write secure code * We do not collect data from the information entered in the tools.Var c = "Hi" + " " + "Joe" // = "Hi Joe" Enter your code and press the 'Minify JavaScript' button. Use this Code Optimizer Online before putting your code into production. The result will be all code on a single line.Ĭode optimization is part of SEO strategies. In addition to removing unnecessary elements from your JS code, minification will also do other treatments to your code, such as making variable names smaller and simplifying algorithms whenever possible.
In addition to reducing internet bandwidth consumption and hosting space costs. That is, an optimized version of the source code of your JavaScript file is generated.īy minifying your JavaScript code, you will obtain a leaner code, which will favor the loading time of your page, thus favoring a better user experience on your website and a better PageSpeed Insights score. The JavaScript minification process consists of removing what is unnecessary or redundant in the code, such as double spaces, blank lines, comments, indentations, among other elements that can be removed without compromising the functionality of the code.
So your files can be loaded with more performance by the browser. Speed up your website by reducing the source code size of your JavaScript files.
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