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PHP - Function trigger_error()
Syntax
bool trigger_error ( string $error_msg [, int $error_type] );
Definition and Usage
This function is used to trigger a user error condition, it can be used by in conjunction with the built-in error handler, or with a user defined function that has been set as the new error handler (set_error_handler()).
Parameters
| Sr.No | Parameter & Description |
|---|---|
| 1 |
error_msg(Required) .It specifies the error message. Limited to 1024 characters in length. |
| 2 |
error_types(Optional) It specifies the error type for this error message. Possible error types −
|
Return Value
This function returns FALSE if wrong error_type is specified, TRUE otherwise.
Example
Following is the usage of this function −
<?php
if ($test<10) {
trigger_error("Number cannot be less than 10");
}
?>
This will produce the following result −
Number cannot be less than 10
