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|
--TEST--
Test array_pad() function : basic functionality
--FILE--
<?php
/* Prototype : array array_pad(array $input, int $pad_size, mixed $pad_value)
* Description: Returns a copy of input array padded with pad_value to size pad_size
* Source code: ext/standard/array.c
*/
echo "*** Testing array_pad() : basic functionality ***\n";
// Initialise $input and $pad_value arguments
$input = array(1, 2, 3);
$pad_value = -3;
// positive $pad_size
echo "-- Positive pad_size --\n";
var_dump( array_pad($input, 8, $pad_value) );
// negative $pad_size
echo "-- Negative pad_size --\n";
var_dump( array_pad($input, -8, $pad_value) );
// $pad_size less than array size, no padding expected
echo "-- Pad_size lesser than array_size --\n";
var_dump( array_pad($input, 2, $pad_value) );
// $pad_size equal to array size, no padding expected
echo "-- Pad_size equal to array_size --\n";
var_dump( array_pad($input, 3, $pad_value) );
echo "Done";
?>
--EXPECTF--
*** Testing array_pad() : basic functionality ***
-- Positive pad_size --
array(8) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
[3]=>
int(-3)
[4]=>
int(-3)
[5]=>
int(-3)
[6]=>
int(-3)
[7]=>
int(-3)
}
-- Negative pad_size --
array(8) {
[0]=>
int(-3)
[1]=>
int(-3)
[2]=>
int(-3)
[3]=>
int(-3)
[4]=>
int(-3)
[5]=>
int(1)
[6]=>
int(2)
[7]=>
int(3)
}
-- Pad_size lesser than array_size --
array(3) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
}
-- Pad_size equal to array_size --
array(3) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
}
Done
|
