No cache version.

Caching disabled. Default setting for this page:enabled (code LNG204)
If the display is too slow, you can disable the user mode to view the cached version.

Rechercher une fonction PHP

trigger_error

Contents

(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.

PHP: trigger_error - Manual Home of Manuel PHP  Contents Haut

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.

PHP: trigger_error - Manual Home of Manuel PHP  Contents Haut

Return Values

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

PHP: trigger_error - Manual Home of Manuel PHP  Contents Haut

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);
}
?>

PHP: trigger_error - Manual Home of Manuel PHP  Contents Haut

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.

PHP: trigger_error - Manual Home of Manuel PHP  Contents Haut

See Also

Find a PHP function

English translation

You have asked to visit this site in English. For now, only the interface is translated, but not all the content yet.

If you want to help me in translations, your contribution is welcome. All you need to do is register on the site, and send me a message asking me to add you to the group of translators, which will give you the opportunity to translate the pages you want. A link at the bottom of each translated page indicates that you are the translator, and has a link to your profile.

Thank you in advance.

Document created the 30/01/2003, last modified the 26/10/2018
Source of the printed document:https://www.gaudry.be/en/php-rf-function.trigger-error.html

The infobrol is a personal site whose content is my sole responsibility. The text is available under CreativeCommons license (BY-NC-SA). More info on the terms of use and the author.

References

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

These references and links indicate documents consulted during the writing of this page, or which may provide additional information, but the authors of these sources can not be held responsible for the content of this page.
The author This site is solely responsible for the way in which the various concepts, and the freedoms that are taken with the reference works, are presented here. Remember that you must cross multiple source information to reduce the risk of errors.

Contents Haut