(PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8)
ob_get_level — Return the nesting level of the output buffering mechanism
У цієї функції немає параметрів.
Returns the level of nested output buffering handlers or zero if output buffering is not active.
The value for identical levels between ob_get_level()
and ob_get_status() is off by one.
For ob_get_level()
the first level is 1
.
Whereas for ob_get_status()
the first level is 0
.