JavaScript Keywords
JavaScript statement often starts with a keyword to identify the action to be performed. These keywords are reserved words for JavaScript. Let's know some most usual keywords of JavaScript:
Keyword | Description |
let | Assign a value inside a variable |
var | Assign a variable inside a variable |
const | Assign constant number or string(value cant be changed during execution) |
if | Identify a block of statements to be executed on given condition |
switch | Identify a block of statements to be executed in different cases |
for | Identify a block of statements to be executed in a loop |
function | Declares a function |
return | Exits a function |
try | Implements error handling to a block of statements |