PHP

A popular general-purpose scripting language that is especially suited to web development, powering the backend of many websites.


PHP installation fails with 'missing libraries'. What's the cause?
How to install a specific version of PHP on Debian?
Cannot access PHPMyAdmin after PHP update. How to resolve?
PHP not running after updating on Ubuntu. What to do?
Error when trying to install PHP extensions using PECL. How to solve?
Failed to start PHP after installation on Linux. Why?
Installing PHP on macOS using Homebrew. How?
'php is not recognized as an internal or external command'. How to fix?
How do I install PHP on Windows?
Why am I seeing 'Fatal error: Allowed memory size exhausted' in PHP?
How do I handle 'PHP Parse error: syntax error, unexpected'?
What causes the 'Fatal error: Uncaught Error: Call to undefined function' in PHP?
How to fix 'mysqli_connect(): (HY000/1045): Access denied' error?
Why do I see a 'Cannot modify header information' warning in PHP?
How can I fix the 'Undefined index' notice in PHP?
What does 'Failed to open stream: Permission denied' mean in PHP?
How do I resolve 'Maximum execution time of 30 seconds exceeded' in PHP?
Why is my PHP script showing a 'Memory Exhausted' error?
How can I fix 'PHP Warning: POST Content-Length' error?
Why am I getting 'unexpected T_GLOBAL' in PHP?