I'm writing a multiple if statement in Javascript. I've 3 (or more) conditions, and I wanna doSomething() only if all these 3 conditions are true. If only one of these 3 are false, I wanna doSomethingElse(). I think my code it's right, bu...
The title says it all,  but let's say I have a hasAccess() function returning true or false  I use it in a ExtJS 4 toolbar button config like this :  {   id:      'btnEditMyStuff',   ref:     'edit_my_stuff',   xtype:   'butto...
am brand new to javascript and jQuery so this question might seem dumb but i couldnt find any exemple or doc on it.  I got this function for a little color animation roll-over and roll-out which works fine:  $(".box_nav").hover(function(){...
Saying, instead of if (condition) { do something } I use condition && do something. Does it have improvement in optimization?...
I am trying to create a custom string to be shown to the user, which is based on two variables.  Here is the example that I am trying to build:  let url1; let url2; if (containsData1) {   url1 = "http://test"; }  if (containsData2) {   url2 =...
i have this function to play music with web audio API:  function playMusic(){   if(countPre<count ){     audio0.play();           audio0.src = '0.mp3';     audio0.controls = true;     audio0.autoplay = true;     audio0.loop = true;     sou...
So, I recently thought I was being really clever (something I've learned is not always a good trait when programing) and tried to refactor something like this:  counter++ if (counter > something) {     doThisCoolThing() }   into something like...
In order to have my check boxes on click i get the document/box id and the document number . Like this :   handleCheckboxClick = (e) => {     let parsedVal = JSON.parse(e.target.value);     let newDocList = { ...this.state.docList };     if (e.tar...
I have this javascript function that's supposed to open a different div in chrome than in other browsers. The proper div opens in firefox, internet explorer, safari, and chrome, but opera opens the chrome div instead of the other div. Is there a...

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