double question mark javascript

Solutions on MaxInterview for double question mark javascript by the best coders in the world

Search
showing results for - "double question mark javascript"
Hippolyte
16 Mar 2017
1//Similar to || but only returns the right-hand operand if the left-hand is null or undefined
20 ?? "other" // 0
3false ?? "other" // false
4null ?? "other" // "other"
5undefined ?? "other" // "other"
Ciara
24 May 2019
1let a = null;
2const b = a ?? -1;		// Same as b = ( a != null ? a : -1 );
3console.log(b);		  	// output: -1
4//OR IF
5let a = 9;
6const b = a ?? -1;
7console.log(b);  		// output: 9
8
9//PS.,VERY CLOSE TO '||' OPERATION IN FUNCTION, BY NOT THE SAME
similar questions
several languages in the same javascript programdouble click in jsdouble javascriptinteger or double javascriptmultiply function javascriptjavascript question marktays javascript answer testmultiply jsdouble and operator javascriptjavascript double exclamation markdouble logical not javascriptdouble click on element using javascriptquestion mark dot javascriptjs get word before question markdouble exclamation mark jses6 what is double exclamation operatorquestion mark operator javascriptjavascript on double clickdouble function call javascriptquestion mark and colon in javascriptjavascript operator double notjavascript string single or double quotes
queries leading to this page
js or vs double question markdouble question mark operator jswhat does double question mark 3f 3f mean in javascriptjavascript null check operatordouble questio mark jsquestion mark twice javascript operatordouble questionmark javascirptdouble question mark javascript es6js two question marksjs if is nullishnode js double question markdouble question mrk jsjavascrip double question markes6 null aware operatoroperator javascript double question markjavascript double exclamation markjavascript coalesce functionjavascript double question mark syntaxdouble questrions mark javascriptdouble question mark operator in jswhat does double question mark means in jsjs difference double question mark double pip 5bejavascript if not null shorthandget 28 29 5b 5d 7c 7c nulljavascript es6 double question marktypescript double question markjavascript null coalesce es6javascript double question mark notationjs double question mark operatorwhat does double exclamation mark mean javascriptdouble question mark node jsdouble exclamation mark javascriptdouble questions mark in javascript 3f 3f double question operator jsjavascript if null then operandnode null coalesing operatorjavascript null operatordoublec question mark jswhat does double question mark do jsjavascript what does mean double question markjs double question markwhat is double question mark javascriptjavascript compare with double question markdouble question mark in javascriptjavascript null coalising operatormeaning of double question mark in javascriptjs double question marksnull conditional operator in java pluginjs double question mark errorjavascript coalesce empty stringjs null check operatornode 14 double question markin javascript double question markdouble question mark operator in javascriptjs double question mrak esjavascript double question mark meaningjavascript null coalesce vs orwhat is double question mark in javascriptnull attribute operator nodejsdouble question mark in js functionswhat is double question mark in jsjavascript ternary double question markdouble question javascriptjavascript double question mark mddouble question mark in javascript not workingdoes null coellecing work for undefined 3fjs nullable operatorjavascript 2 question marksjs syntax double question markdouble question mark meaning jswhat is the 3f 3f two question marks in javascriptdouble question marks jsnull coalescing operatorjavascript 3f 3f question doublewhat does the double question mark do in jsdouble and and question mark javascriptjavascript two questino marksjavascript double interrogation 3f 3fjavascript double question marksjavascript doubel question markjavascript double question mark objectjs 3f null check operatorternary operator javascript double question markquestion mark vs double question mark in javascriptjs what is double question markjs double exclamation markjavascript double question mark syntax supportuse of double question mark in jsreplace if not null javascriptwhat does double question mark mean in javascriptinline null check jsdouble question mark javascript not workingjavascript null check 2020javascript assign variable if not nulldouble question mark javascript and dotjs null operatorjavascript double questionjs double question mark releasejavascript double question mark statementuse nullable in nodejs question marks 3f javascript null opewratordouble exclamation mark jsjs double question mark vs double andwhat double question mark means in jsjavascript two question marks 3f 3fjavascript double question amrktwo question marks in javascriptnull coalescing operator javascriptcolesacing operator jsjavascript if null otherwisejavascript double question markjavascript 3f 3f double question markjs if null thendouble question mark javascript 21 21javascript quick if nullnull operator jsjs double question mark operatorsjs assign if nulljavascript 3f null check operatornodejs double question markdouble question marks in jswhat is the condition with double question mark in javascriptjavascript double question markcoalesce vs logical or javascriptjs what does double question mark mean 3f 3f 22 3f 22 javascript null operatordouble questionmark jswhat is double question mark ment for in javascriptwhat is null coleasing in javascriptdouble question mark operator javascriptwhat does double question mark do nodejsjavascript double interrogationdouble question marks javascriptjavascript if null thenjavascript null coalescenode double question markjavascript null iifjs null shorthanddouble question marks in javascriptdouble question mark operator in js is calledwhat is double question mark meant for in javascriptjavascript double question mark operatornullish in standard if clause jsjs operator 3f 3f double question marknull check operator javascriptdouble question mark javascript es6 assignnullish coalescing javascriptjavascript operator double question markjavascript double question mark with 3awhat is double question marks in javascriptdouble question mark javascriptdouble queation mark javascriptin javascript double exclamation markjavascript opposite of double question markwhat is 3f 3f in javascript double question markdouble question mark in jsjavascript question mark operator null checkjavascript double questionmark operatordouble question mark jsnode js if null else javascript double questionamrkjavascript two question marksdouble question mark in javascriptdouble question is equal to sign mark in javascriptjs operator double question markjavascript assign only if not nulles6 double question markjavscript double question mark operatordoes nodejs have null coalescing operatordouble question mark node jshow to use double question marks in javascript 3f operator javascript nullablejavascript is not null ternary operator ifdouble question mark javascript