The conditional (ternary) operator is the only JavaScript operator that takes three operands: a condition followed by a question mark ( ? ), then an expression to execute if the condition is truthy followed by a colon ( : ), and finally the expression to execute if the condition is falsy.

What is ternary operator with example?

The ternary operator is an operator that exists in some programming languages, which takes three operands rather than the typical one or two that most operators use. It provides a way to shorten a simple if else block. For example, consider the below JavaScript code. var num = 4, msg = ""; if (num === 4) {

Why is it called ternary operator?

The name ternary refers to the fact that the operator takes three operands. The condition is a boolean expression that evaluates to either true or false . ... The ternary operator is an expression (like price + 20 for example), which means that once executed, it has a value.