04-23-2018
Quote:
Originally Posted by
dryden
Yes, interesting. So because that array stores actual memory on the stack, you cannot change what it points to, hmmmm. I thought arrays were pointers, until I tried to assign an array (pointer) to something else ;-). [I mean the reverse, assign something else to that array].
It's implicitly a pointer, implemented as one internally, but the same way you're not allowed to change a string's contents, you're not allowed to change its value. Hardcoded.
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LEARN ABOUT PHP
array_pop
ARRAY_POP(3) 1 ARRAY_POP(3)
array_pop - Pop the element off the end of array
SYNOPSIS
mixed array_pop (array &$array)
DESCRIPTION
array_pop(3) pops and returns the last value of the $array, shortening the $array by one element.
Note
This function will reset(3) the array pointer of the input array after use.
PARAMETERS
o $array
- The array to get the value from.
RETURN VALUES
Returns the last value of $array. If $array is empty (or is not an array), NULL will be returned.
ERRORS
/EXCEPTIONS
This function will produce an error of level E_WARNING when called on a non-array.
EXAMPLES
Example #1
array_pop(3) example
<?php
$stack = array("orange", "banana", "apple", "raspberry");
$fruit = array_pop($stack);
print_r($stack);
?>
After this, $stack will have only 3 elements:
Array
(
[0] => orange
[1] => banana
[2] => apple
)
and raspberry will be assigned to $fruit.
SEE ALSO
array_push(3), array_shift(3), array_unshift(3).
PHP Documentation Group ARRAY_POP(3)