PHP error_clear_last() Function
The error_clear_last() function is an inbuilt function in PHP that is utilized to remove the most recent error.
Syntax:
error_clear_last(): void
Parameter: This function does not accept any parameters.
Return Value: The most recent error will be cleared & making it impossible to retrieve that error by using the error_get_last() function by this function.
Example 1: The following code demonstrates the error_clear_last() function.
PHP
<?php echo $age; $error = error_get_last(); var_dump($error); // Clear the last error error_clear_last(); // Check the last error again $error = error_get_last(); var_dump($error); ?> |
Output:
array(4) {
["type"]=> int(2)
["message"]=> string(23) "Undefined variable $age"
["file"]=> string(51) "/home/dachman/Desktop/Articles/GFG/Method/index.php"
["line"]=> int(3)
}
NULL
Example 2: The following code demonstrates the error_clear_last() function.
PHP
<?php function custom_error_handler($errno, $errstr, $errfile, $errline) { echo "Error: $errstr\n"; } set_error_handler("custom_error_handler"); // Generate an error echo $age; // Clear the last error error_clear_last(); // Generate another error echo $age; ?> |
Output:
Error: Undefined variable $age Error: Undefined variable $age
Reference: https://www.php.net/manual/en/function.error-clear-last.php
