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# assert_options

(PHP 4 , PHP 5)

assert_options -- Set/get the various assert flags

## Description

mixed assert_options ( int what [, mixed value])

Using assert_options() you may set the various assert() control options or just query their current settings.

表格 1.Assert Options

option | ini-parameter | default | description
--- | --- | --- | ---
ASSERT_ACTIVE | assert.active | 1 | enable assert() evaluation
ASSERT_WARNING | assert.warning | 1 | issue a PHP warning for each failed assertion
ASSERT_BAIL | assert.bail | 0 | terminate execution on failed assertions
ASSERT_QUIET_EVAL | assert.quiet_eval | 0 | disable error_reporting during assertion expression evaluation
ASSERT_CALLBACK | assert.callback | (`NULL`) | user function to call on failed assertions

assert_options() will return the original setting of any option or `FALSE` on errors.

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