JavaScript if statement Example

Updated on August 13, 2015 Kisan Patel

In javascript, If statement is used to execute a block of statements only when certain condition is met.

The syntax of if is

if (condition)
    statement if the condition is true

Example

var a, b;
a = 10; b = 20;

if (a < b) {
   document.write("<h3>b is largest number</h3>");
}

See the Pen oXOeOx by Kisan (@pka246) on CodePen.

We can use various operators such as arithmetic operator, logical operator, relational operators and so on in the if statement.

See the Pen bdJryv by Kisan (@pka246) on CodePen.

JavaScript

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