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javascript Programming Glossary: jsperf.com

Defining methods via prototype vs using this in the constructor - really a performance difference?

http://stackoverflow.com/questions/12180790/defining-methods-via-prototype-vs-using-this-in-the-constructor-really-a-perfo

prototype share improve this question See http jsperf.com prototype vs this Declaring your methods via the prototype is..

Storing Image Data for offline web application (client-side storage database)

http://stackoverflow.com/questions/14113278/storing-image-data-for-offline-web-application-client-side-storage-database

faster than IndexedDB for blobs according to jsperf http jsperf.com indexeddb vs localstorage 15 page 2 IndexedDB Good support in.. a file system deletes updates PRO see speed tests http jsperf.com indexeddb vs localstorage 15 See this article on storing and..

jQuery Mobile: document ready vs page events

http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events

.live . Take a look at this event binding benchmark http jsperf.com jquery live vs delegate vs on 34 everything will be clear from..

Calculate age in JavaScript

http://stackoverflow.com/questions/4060004/calculate-age-in-javascript

which gives us the final age. Here is the benchmarks http jsperf.com birthday calculation To support OP's data format you can replace..

What's the fastest way to loop through an array in JavaScript?

http://stackoverflow.com/questions/5349425/whats-the-fastest-way-to-loop-through-an-array-in-javascript

performing this test with most modern browsers... http jsperf.com caching array length 4 Currently the fastest form of loop and..

Fastest method to escape HTML tags as HTML entities?

http://stackoverflow.com/questions/5499078/fastest-method-to-escape-html-tags-as-html-entities

str.replace g replaceTag Here is a performance test http jsperf.com encode html entities to compare with calling the replace function..

Is reading the `length` property of an array really that expensive an operation in JavaScript?

http://stackoverflow.com/questions/5752906/is-reading-the-length-property-of-an-array-really-that-expensive-an-operation

said it was expensive but then I wrote a little test @ jsperf.com and to my surprise using i array.length actually was faster..

What's the best way to convert a number to a string?

http://stackoverflow.com/questions/5765398/whats-the-best-way-to-convert-a-number-to-a-string

here not by me but found when I went to write my own http jsperf.com number to string 2 Fastest based on the JSPerf test above str.. based on this JSPerf test different than above test http jsperf.com scunliffe number to string Update 2 Again based on my test above..

Why is string concatenation faster than array join?

http://stackoverflow.com/questions/7299010/why-is-string-concatenation-faster-than-array-join

Surprisingly string concatenation was the winner http jsperf.com array join vs string connect http jsperf.com join concat 2 The.. winner http jsperf.com array join vs string connect http jsperf.com join concat 2 The result was opposite from what I thought. Besides..

Using bitwise OR 0 to floor a number

http://stackoverflow.com/questions/7487977/using-bitwise-or-0-to-floor-a-number

Math.floor Maybe it's a bit faster pun not intended http jsperf.com or vs floor 2 seems slightly faster Does it have any disadvantages..

What Javascript Template Engines you recommend? [closed]

http://stackoverflow.com/questions/7788611/what-javascript-template-engines-you-recommend

I found some links where people do benchmarking http jsperf.com jquery template table performance 15 http jsperf.com jquery.. http jsperf.com jquery template table performance 15 http jsperf.com jquery template table performance 8 http www.viget.com extend..

event delegation vs direct binding when adding complex elements to a page

http://stackoverflow.com/questions/8827430/event-delegation-vs-direct-binding-when-adding-complex-elements-to-a-page

binding than to bind to each element individually http jsperf.com bind vs click 29 UPDATE Here is a performance test showing that.. directly to elements rather than delegate the binding http jsperf.com jquery delegate vs bind triggering Note that this isn't a perfect..

Lazy Cartesian product of arrays (arbitrary nested loops)

http://stackoverflow.com/questions/9422386/lazy-cartesian-product-of-arrays-arbitrary-nested-loops

You can see the benchmarks for the answers below here http jsperf.com lazy cartesian product 26 javascript share improve this question.. than twice as fast as the next . The end result is http jsperf.com lazy cartesian product 19 . It's similar to Tomalak's approach..

Databinding in angularjs

http://stackoverflow.com/questions/9682092/databinding-in-angularjs

many factors come into play but here is a test case http jsperf.com angularjs digest 6 which creates 10 000 watchers. On a modern..

Javascript : remove accents in strings

http://stackoverflow.com/questions/990904/javascript-remove-accents-in-strings

i return newStr To test my theory I wrote a test in http jsperf.com diacritics . Results Testing in Chrome 28.0.1500.95 32 bit on..