question mark operator javascript

1const isBlack = false;const text = isBlack ? 'Yes, black!' : 'No, something else.';console.log(text);// "No, something else."

1//This is what is called a 'Conditional operator'
2let result = condition ? value1 : value2
3//               ^^        ^^      ^^
4let result =  1 == 2   ?  "YES" : "NO!"
5console.log(result)  //output: "NO!"
6
7//Basically a short form of an if-else statment

1boolean statement ? true result : false result;
2
3/*
4For example, if we take this if statement:
5*/
6if (a > b) {
7    result = x;
8} else {
9    result = y;
10}
11// can be also writen:
12result = a > b ? x : y;

1condition ? exprIfTrue : exprIfFalse

1voteable = (age < 18) ? "Too young":"Old enough"
2//         condition  ?   if true  :  if false

1(condition) ? {code for YES} : {code for NO}
2