(PHP 4, PHP 5, PHP 7)
Set/get the various assert flags
mixed assert_options ( int $what [, mixed $value ] )
Set the various assert() control options or just query their current settings.
Parameters:
what
Option | INI Setting | Default value | Description |
---|---|---|---|
ASSERT_ACTIVE | assert.active | 1 | enable assert() evaluation |
ASSERT_WARNING | assert.warning | 1 | issue a PHP warning for each failed assertion |
ASSERT_BAIL | assert.bail | 0 | terminate execution on failed assertions |
ASSERT_QUIET_EVAL | assert.quiet_eval | 0 | disable error_reporting during assertion expression evaluation |
ASSERT_CALLBACK | assert.callback | (NULL ) | Callback to call on failed assertions |
value
An optional new value for the option.
Returns:
Returns the original setting of any option or FALSE
on errors.
Examples:
assert_options() example
<?php // This is our function to handle // assert failures function assert_failure() { echo 'Assert failed'; } // This is our test function function test_assert($parameter) { assert(is_bool($parameter)); } // Set our assert options assert_options(ASSERT_ACTIVE, true); assert_options(ASSERT_BAIL, true); assert_options(ASSERT_WARNING, false); assert_options(ASSERT_CALLBACK, 'assert_failure'); // Make an assert that would fail test_assert(1); // This is never reached due to ASSERT_BAIL // being true echo 'Never reached'; ?>
See also:
assert() -
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