assert_options

(PHP 4, PHP 5)

assert_options -- Set/get the various assert flags

说明

mixed assert_options ( int what [, mixed value] )

Set the various assert() control options or just query their current settings.

参数

what

表 1. Assert Options

optionini-parameterdefaultdescription
ASSERT_ACTIVEassert.active1enable assert() evaluation
ASSERT_WARNINGassert.warning1issue a PHP warning for each failed assertion
ASSERT_BAILassert.bail0terminate execution on failed assertions
ASSERT_QUIET_EVALassert.quiet_eval0 disable error_reporting during assertion expression evaluation
ASSERT_CALLBACKassert.callback(NULL)user function to call on failed assertions

value

An optional new value for the option.

返回值

Returns the original setting of any option or FALSE on errors.