PHP Parse Errors-syntax mistakes and fixes

A parse error (syntax error) means PHP couldn't understand the code because of a grammatical mistake - missing semicolon, brace, quote, or wrong syntax. PHP stops executing and displays the error.

Common parse errors

• Missing semicolon: Most common - end statements with ;
• Missing closing brace: { } must be paired
• Missing closing quote: "string" must have matching quotes
• Wrong variable syntax: Use $variable, not variable
• HTML in PHP: PHP closing tag ?> then HTML then opening tag <?php causes issues

How to find the problem

Error message shows: "Parse error in /path/to/file.php on line 25"

BUT: The actual error might be on line 24 or earlier! PHP doesn't always pinpoint the exact line.

Check error log:

# WordPress
tail -20 /wp-content/debug.log

# VPS
tail -20 /var/log/php-errors.log

Common fixes

Check surrounding lines (2-3 lines before error):

• Line 23: Missing semicolon at end?
• Line 22: Unclosed quote?
• Line 20: Unclosed brace?

Use IDE/editor with PHP syntax checking:

• VS Code with PHP Intelephense extension highlights errors
• PHPStorm has built-in syntax checking

Isolate the problem:

1. Comment out half the file (add /* before and */ after)
2. Does site load? If yes, error is in commented part
3. Comment out half of that section, repeat

Related: Fatal PHP errors | WordPress troubleshooting

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