JavaScript SyntaxError – Missing variable name

This JavaScript exception missing variable name occurs frequently If the name is missing or the comma is wrongly placed. There may be a typing mistake.

Message:

SyntaxError: missing variable name (Firefox)
SyntaxError: Unexpected token = (Chrome)

Error Type:

SyntaxError

Cause of Error: There might be a variable missing a name. This is because of syntax errors in the code. The comma might be misplaced somewhere in the code.

Example 1: The variable name is missing, So the error has occurred.

Javascript

let = "This is GeeksforGeeks";

Output(In console):

SyntaxError: Unexpected token =

Example 2: The comma(, ) is used in place of “;”, So the error has occurred.

Javascript

let var1 = "This is ",
let var2 = "GFG";

Output(In console):

SyntaxError: Unexpected token 'var'