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Tag: javascript

Ajax and Jquery in Symfony

I’m a beginner in Symfony (version 2), I have a project achieved with plain basic PHP, and now I’m redoing my pages in dealing with Symfony framework, and arrived to my jquery ajax functions, surely, things gonna be different, I used to do like this: Q: How to make that works on Symfony? What to p…

Actual key assigned to JavaScript keyCode

I have setup an event listener: When the user presses 2 along with shift, how do I know if I should output (@) or (“)? Each users’ character mapping is different per locale. Answer Use the keypress event instead. It will reliably (barring a few edge cases) detect the character typed. There are a f…

How to get subarray from array?

I have var ar = [1, 2, 3, 4, 5] and want some function getSubarray(array, fromIndex, toIndex), that result of call getSubarray(ar, 1, 3) is new array [2, 3, 4]. Answer Take a look at Array.slice(begin, end)