Rechercher une fonction PHP

trigger_error

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(PHP 4 >= 4.0.1, PHP 5, PHP 7)

trigger_error — Generates a user-level error/warning/notice message

Description

trigger_error ( string $error_msg [, int $error_type = E_USER_NOTICE ] ) : bool

Used to trigger a user error condition, it can be used in conjunction with the built-in error handler, or with a user defined function that has been set as the new error handler (set_error_handler()).

This function is useful when you need to generate a particular response to an exception at runtime.

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Parameters

error_msg

The designated error message for this error. It's limited to 1024 bytes in length. Any additional characters beyond 1024 bytes will be truncated.

error_type

The designated error type for this error. It only works with the E_USER family of constants, and will default to E_USER_NOTICE.

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Return Values

This function returns FALSE if wrong error_type is specified, TRUE otherwise.

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Examples

Example #1 trigger_error() example

See set_error_handler() for a more extensive example.

<?php
if ($divisor == 0) {
    trigger_error("Cannot divide by zero", E_USER_ERROR);
}
?>

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Notes

Warning

HTML entities in error_msg are not escaped. Use htmlentities() on the message if the error is to be displayed in a browser.

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See Also

Find a PHP function

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Document created the 30/01/2003, last modified the 26/10/2018
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References

  1. View the html document Language of the document:fr Manuel PHP : http://php.net

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