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--TEST--
Test asort() function : basic functionality
--FILE--
<?php
/* Prototype : bool asort ( array &$array [, int $sort_flags] )
* Description: Sort an array and maintain index association
Elements will be arranged from lowest to highest when this function has completed.
* Source code: ext/standard/array.c
*/
/*
* Testing asort() by providing integer/string arrays to check the basic functionality
* with following flag values.
* flag value as default
* SORT_REGULAR - compare items normally
* SORT_NUMERIC - compare items numerically
* SORT_STRING - compare items as strings
*/
echo "*** Testing asort() : basic functionality ***\n";
// an array containing unsorted string values with indices
$unsorted_strings = array( "l" => "lemon", "o" => "orange", "b" => "banana" );
// an array containing unsorted numeric values with indices
$unsorted_numerics = array( 1 => 100, 2 => 33, 3 => 555, 4 => 22 );
echo "\n-- Testing asort() by supplying string array, 'flag' value is default --\n";
$temp_array = $unsorted_strings;
var_dump( asort($temp_array) ); // expecting : bool(true)
var_dump( $temp_array);
echo "\n-- Testing asort() by supplying numeric array, 'flag' value is default --\n";
$temp_array = $unsorted_numerics;
var_dump( asort($temp_array) ); // expecting : bool(true)
var_dump( $temp_array);
echo "\n-- Testing asort() by supplying string array, 'flag' = SORT_REGULAR --\n";
$temp_array = $unsorted_strings;
var_dump( asort($temp_array, SORT_REGULAR) ); // expecting : bool(true)
var_dump( $temp_array);
echo "\n-- Testing asort() by supplying numeric array, 'flag' = SORT_REGULAR --\n";
$temp_array = $unsorted_numerics;
var_dump( asort($temp_array, SORT_REGULAR) ); // expecting : bool(true)
var_dump( $temp_array);
echo "\n-- Testing asort() by supplying string array, 'flag' = SORT_STRING --\n";
$temp_array = $unsorted_strings;
var_dump( asort($temp_array, SORT_STRING) ); // expecting : bool(true)
var_dump( $temp_array);
echo "\n-- Testing asort() by supplying numeric array, 'flag' = SORT_NUMERIC --\n";
$temp_array = $unsorted_numerics;
var_dump( asort($temp_array, SORT_NUMERIC) ); // expecting : bool(true)
var_dump( $temp_array);
echo "Done\n";
?>
--EXPECTF--
*** Testing asort() : basic functionality ***
-- Testing asort() by supplying string array, 'flag' value is default --
bool(true)
array(3) {
["b"]=>
string(6) "banana"
["l"]=>
string(5) "lemon"
["o"]=>
string(6) "orange"
}
-- Testing asort() by supplying numeric array, 'flag' value is default --
bool(true)
array(4) {
[4]=>
int(22)
[2]=>
int(33)
[1]=>
int(100)
[3]=>
int(555)
}
-- Testing asort() by supplying string array, 'flag' = SORT_REGULAR --
bool(true)
array(3) {
["b"]=>
string(6) "banana"
["l"]=>
string(5) "lemon"
["o"]=>
string(6) "orange"
}
-- Testing asort() by supplying numeric array, 'flag' = SORT_REGULAR --
bool(true)
array(4) {
[4]=>
int(22)
[2]=>
int(33)
[1]=>
int(100)
[3]=>
int(555)
}
-- Testing asort() by supplying string array, 'flag' = SORT_STRING --
bool(true)
array(3) {
["b"]=>
string(6) "banana"
["l"]=>
string(5) "lemon"
["o"]=>
string(6) "orange"
}
-- Testing asort() by supplying numeric array, 'flag' = SORT_NUMERIC --
bool(true)
array(4) {
[4]=>
int(22)
[2]=>
int(33)
[1]=>
int(100)
[3]=>
int(555)
}
Done
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