To use OR condition in JavaScript IF statement, use the || operator i.e Logical OR operator. If any of the two operands are non-zero, then the condition becomes true.
Here’s how you can use the operator || in JavaScript
Example
Live Demo
<html> <body> <script> var a = true; var b = false; document.write("(a || b) => "); result = (a || b); document.write(result); </script> </body> </html>