2007-11-12 15:53:20 +00:00
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--TEST--
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2007-11-16 17:06:43 +00:00
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Test ksort() function : usage variations - sort integer/float values
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2007-11-12 15:53:20 +00:00
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--FILE--
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<?php
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/* Prototype : bool ksort ( array &$array [, int $sort_flags] )
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* Description: Sort an array by key, maintaining key to data correlation
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* Source code: ext/standard/array.c
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*/
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/*
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* Testing ksort() by providing array of integer/float/mixed values for $array argument
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* with following flag values:
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* 1. flag value as defualt
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* 2. SORT_REGULAR - compare items normally
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* 3. SORT_NUMERIC - compare items numerically
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*/
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echo "*** Testing ksort() : usage variations ***\n";
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// diff. associative arrays to sort
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$various_arrays = array(
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// negative/posative integer key value array
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array(1 => 11, -2 => -11, 3 => 21, -4 => -21, 5 => 31, -6 => -31, 7 => 0, 8 => 41, -10 =>-41),
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// float key values
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array(1.0 => 10.5, 0.2 => -10.5, 3.1 => 10.5e2, 4 => 10.6E-2, .5 => .5, 6 => .0001, -7 => -.1),
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// mixed value array with different types of keys
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array(1 => .0001, 2 => .0021, -3 => -.01, 4 => -1, 5 => 0, 6 => .09, 7 => 2, -8 => -.9,
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2007-11-16 17:06:43 +00:00
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9 => 10.6E-2, -10 => -10.6E-2, 11 => 33)
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2007-11-12 15:53:20 +00:00
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);
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// set of possible flag values
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$flags = array("SORT_REGULAR" => SORT_REGULAR, "SORT_NUMERIC" => SORT_NUMERIC);
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$count = 1;
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echo "\n-- Testing ksort() by supplying various integer/float arrays --\n";
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// loop through to test ksort() with different arrays
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foreach ($various_arrays as $array) {
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echo "\n-- Iteration $count --\n";
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echo "- With defualt sort flag -\n";
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$temp_array = $array;
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var_dump(ksort($temp_array) );
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var_dump($temp_array);
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// loop through $flags array and call ksort() with all possible sort flag values
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foreach($flags as $key => $flag){
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echo "- Sort flag = $key -\n";
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$temp_array = $array;
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var_dump(ksort($temp_array, $flag) );
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var_dump($temp_array);
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}
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$count++;
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}
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echo "Done\n";
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?>
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--EXPECTF--
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*** Testing ksort() : usage variations ***
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-- Testing ksort() by supplying various integer/float arrays --
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-- Iteration 1 --
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- With defualt sort flag -
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bool(true)
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array(9) {
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[-10]=>
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int(-41)
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[-6]=>
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int(-31)
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[-4]=>
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int(-21)
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[-2]=>
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int(-11)
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[1]=>
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int(11)
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[3]=>
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int(21)
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[5]=>
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int(31)
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[7]=>
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int(0)
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[8]=>
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int(41)
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}
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- Sort flag = SORT_REGULAR -
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bool(true)
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array(9) {
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[-10]=>
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int(-41)
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[-6]=>
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int(-31)
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[-4]=>
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int(-21)
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[-2]=>
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int(-11)
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[1]=>
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int(11)
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[3]=>
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int(21)
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[5]=>
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int(31)
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[7]=>
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int(0)
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[8]=>
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int(41)
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}
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- Sort flag = SORT_NUMERIC -
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bool(true)
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array(9) {
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[-10]=>
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int(-41)
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[-6]=>
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int(-31)
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[-4]=>
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int(-21)
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[-2]=>
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int(-11)
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[1]=>
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int(11)
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[3]=>
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int(21)
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[5]=>
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int(31)
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[7]=>
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int(0)
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[8]=>
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int(41)
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}
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-- Iteration 2 --
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- With defualt sort flag -
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bool(true)
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array(6) {
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[-7]=>
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float(-0.1)
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[0]=>
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float(0.5)
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[1]=>
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float(10.5)
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[3]=>
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float(1050)
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[4]=>
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float(0.106)
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[6]=>
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float(0.0001)
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}
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- Sort flag = SORT_REGULAR -
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bool(true)
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array(6) {
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[-7]=>
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float(-0.1)
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[0]=>
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float(0.5)
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[1]=>
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float(10.5)
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[3]=>
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float(1050)
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[4]=>
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float(0.106)
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[6]=>
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float(0.0001)
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}
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- Sort flag = SORT_NUMERIC -
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bool(true)
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array(6) {
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[-7]=>
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float(-0.1)
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[0]=>
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float(0.5)
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[1]=>
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float(10.5)
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[3]=>
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float(1050)
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[4]=>
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float(0.106)
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[6]=>
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float(0.0001)
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}
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-- Iteration 3 --
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- With defualt sort flag -
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bool(true)
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array(11) {
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[-10]=>
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float(-0.106)
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[-8]=>
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float(-0.9)
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[-3]=>
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float(-0.01)
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[1]=>
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float(0.0001)
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[2]=>
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float(0.0021)
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[4]=>
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int(-1)
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[5]=>
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int(0)
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[6]=>
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float(0.09)
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[7]=>
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int(2)
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[9]=>
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float(0.106)
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[11]=>
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int(33)
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}
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- Sort flag = SORT_REGULAR -
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bool(true)
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array(11) {
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[-10]=>
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float(-0.106)
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[-8]=>
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float(-0.9)
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[-3]=>
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float(-0.01)
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[1]=>
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float(0.0001)
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[2]=>
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float(0.0021)
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[4]=>
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int(-1)
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[5]=>
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int(0)
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[6]=>
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float(0.09)
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[7]=>
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int(2)
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[9]=>
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float(0.106)
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[11]=>
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int(33)
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}
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- Sort flag = SORT_NUMERIC -
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bool(true)
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array(11) {
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[-10]=>
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float(-0.106)
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[-8]=>
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float(-0.9)
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[-3]=>
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float(-0.01)
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[1]=>
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float(0.0001)
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[2]=>
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float(0.0021)
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[4]=>
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int(-1)
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[5]=>
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int(0)
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[6]=>
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float(0.09)
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[7]=>
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int(2)
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[9]=>
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float(0.106)
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[11]=>
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int(33)
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}
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Done
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