Configuration Settings (php.ini)

PHP behavior is controlled using the php.ini configuration file.

Common Configuration Settings

Example

display_errors = On
error_reporting = E_ALL

Exam Tip: php.ini is used to configure PHP settings globally.

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Error Types in PHP

Errors occur when PHP encounters a problem while executing code.

1. Notice Errors

• Minor errors
• Do not stop script execution

echo $x;

2. Warning Errors

• More serious than notices
• Script continues execution

include("file.php");

3. Fatal Errors

• Critical errors
• Script stops execution

undefinedFunction();

4. Parse Errors

• Syntax errors
• Occur before execution

echo "Hello

Error Type Summary Table

Exam Line: Fatal and parse errors stop script execution.