ternary operator in javascript code example

Example 1: js ternary

condition ? ifTrue : ifFalse

Example 2: javascript ternary

// example:
age >= 18 ? `wine` : `water`;

// syntax:
// <expression> ? <value-if-true> : <value-if-false>

Example 3: ternary function javascript

var variable;
if (condition)
  variable = "something";
else
  variable = "something else";

//is the same as:

var variable = condition ? "something" : "something else";

Example 4: javascript if shorthand

condition ? doThisIfTrue : doThisIfFalse

1 > 2 ? console.log(true) : console.log(false)
// returns false

Example 5: ternary operator in javascript

FullName: (obj.FirstName && obj.LastName) ? obj.FirstName + " " + obj.LastName : "missing values",

Example 6: ternary operator in javascript

// Simple (if)
condition ? true : false


// complex (else if)
function example(…) {
    return condition1 ? value1
         : condition2 ? value2
         : condition3 ? value3
         : value4;
}

// Equivalent to:

function example(…) {
    if (condition1) { return value1; }
    else if (condition2) { return value2; }
    else if (condition3) { return value3; }
    else { return value4; }
}