Javascript click event firing multiple times. I need it to wait 5 seconds before checking whether the newState is -1. ¹ Prototype, jQuery, and most javascript libraries use the $ as the primary base object (or function). Related to Is there a "null coalescing" operator in JavaScript? - JavaScript now has a ?? operator which I see in use more frequently. Doing an alert() on one of my variables gives me this result [object HTMLInputElement]. Mar 13, 2013 · I'm just started to learn HTML. This operator is frequently used as a shortcut for the if statement. It returns its right-hand-side operand when its left-hand-side operand is null or undefined, and otherwise returns its left-hand-side operand. value. let userAge = Jun 7, 2011 · The conditional (ternary) operator is the only JavaScript operator that takes three operands. Previously most JavaScript code used ||. Jul 7, 2016 · In javascript I have seen i++ used in many cases, and I understand that it adds one to the preceding value: Feb 7, 2009 · What is the difference between == and === in JavaScript? I have also seen != and !== operators. How to get the data, that were added in text field, where my input type is Jul 19, 2009 · JavaScript allows upper- and lower-case letters (in a wide variety of scripts, not just English), numbers (but not at the first character), $, _, and others. Currently, it doesn’t wait, i. Dec 11, 2009 · What is the difference between the !== operator and the != operator in JavaScript? Does it behave similarly to the === operator where it compares both value and type? Jan 25, 2009 · JavaScript now supports the nullish coalescing operator (??). Are there more such operators? This function below doesn’t work like I want it to; being a JS novice I can’t figure out why. Dec 11, 2008 · I'm using JSLint to go through JavaScript, and it's returning many suggestions to replace == (two equals signs) with === (three equals signs) when doing things like comparing idSele_UNVEHtype. ttv lsy qlrxy tipnrdvlt zlh sdvyje paiuesgo kpqghi fhtv jxfprr