UNSET
Unset a given variable
SYNTAX
unset ( mixed $var [, mixed $... ] ) : void
PARAMETERS
var
The variable to be unset.
...
Another variable ...
RETURN
No value is returned.
EXAMPLES
1
NULL
2
NULL
NULL
NULL
3
NULL
4
Array
(
[0] => 0
[2] => 2
)
5
Array
(
[a] => 0
[c] => 2
)