JavaScript SyntaxError – Missing variable name
This JavaScript exception missing variable name occurs frequently If 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. Comma might be misplaced somewhere in code.
Example 1: The variable name is missing, So the error has occurred.
HTML
<!DOCTYPE html><html><head> <title>Syntax Error</title></head><body> <script> var = "This is GeeksforGeeks"; </script></body></html> |
Output(In console):
SyntaxError: Unexpected token =
Example 2: The comma(, ) is used in place of “;”, So the error has occurred.
HTML
<!DOCTYPE html><html><head> <title>Syntax Error</title></head><body> <script> var var1 = "This is ", var var2 = "GFG"; </script></body></html> |
Output(In console):
SyntaxError: Unexpected token 'var'


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