I came across the following line  hsb.s = max != 0 ? 255 * delta / max : 0;   What do the ? and : mean in this context?...
How can I use an inline if statement in JavaScript? Is there an inline else statement too?  Something like this:  var a = 2; var b = 3;  if(a < b) {     // do something }...
I was just wondering, is there a shortcut for logical operator(&&, ||). Like if I want to do something like i = i + 10, I can do i += 10  Reason I'm searching this is because I have a validation function which is divided into several func...
What does the following Javascript syntax mean? Please describe the whole syntax:  var x = 0; x > 0 ? 1 : -1;  // confused about this line alert(x);...
I came across a piece of code I am trying to figure out, the code basically stores the occurrence of the amount of time a word appears in a text document, so the function countWordsIntext takes in the desired text and displays the word and the number...
According to MDN "You can also do more than one single operation per case, separating them with a comma." The example below works:   var stop = false, age = 23;  age > 18 ? (     alert("1"),     alert("2") ) : (     stop =...
var url = age > 18 ? (     alert("OK, you can go."),     // alert returns "undefined", but it will be ignored because     // isn't the last comma-separated value of the parenthesis     "continue.html" // the value to be...
I know that there are a lot of similar questions posted regarding Uncaught TypeError: Cannot read property 'match' of undefined, but I'm just not having much success finding a solution within any of them for my issue specifically.  The go...
Why would i get a Cannot read property 'name' of null on a ternary operator result that shouldn't hit.  I don't seem to understand the logic and flow of when what gets read when.    This fails   function log(msg) {...
I came across this code in a project I am working on that is used to detect if the browser is IE8:  var isIE8 = function(){ return (!document.addEventListener) ? true : false; };   I don't understand why the conditional operator ? true : false is...

Tags

Recent Questions

Top Questions

Home Tags Terms of Service Privacy Policy DMCA Contact Us

©2020 All rights reserved.