PAL.C.T MINI SHELL
--TEST--
Test array_diff() function : usage variations - comparing integers, float
and string array values
--FILE--
<?php
/* Prototype : array array_diff(array $arr1, array $arr2 [, array ...])
* Description: Returns the entries of $arr1 that have values which are not
* present in any of the others arguments.
* Source code: ext/standard/array.c
*/
/*
* Test how array_diff compares integers, floats and strings
*/
echo "*** Testing array_diff() : usage variations ***\n";
$arr_int = array(1, 2, 3);
$arr_float = array(1.00, 2.00, 3.00);
$arr_int_str = array('1', '2', '3');
$arr_float_str = array('1.00', '2.00', '3.00');
print "-- Compare integers and floats: --\n";
var_dump(array_diff($arr_int, $arr_float));
var_dump(array_diff($arr_float, $arr_int));
print "-- Compare integers and strings containing an integers: --\n";
var_dump(array_diff($arr_int, $arr_int_str));
var_dump(array_diff($arr_int_str, $arr_int));
print "-- Compare integers and strings containing floats: --\n";
var_dump(array_diff($arr_int, $arr_float_str));
var_dump(array_diff($arr_float_str, $arr_int));
print "-- Compare floats and strings containing integers: --\n";
var_dump(array_diff($arr_float, $arr_int_str));
var_dump(array_diff($arr_int_str, $arr_float));
print "-- Compare floats and strings containing floats: --\n";
var_dump(array_diff($arr_float, $arr_float_str));
var_dump(array_diff($arr_float_str, $arr_float));
print "-- Compare strings containing integers and strings containing floats: --\n";
var_dump(array_diff($arr_int_str, $arr_float_str));
var_dump(array_diff($arr_float_str, $arr_int_str));
echo "Done";
?>
--EXPECTF--
*** Testing array_diff() : usage variations ***
-- Compare integers and floats: --
array(0) {
}
array(0) {
}
-- Compare integers and strings containing an integers: --
array(0) {
}
array(0) {
}
-- Compare integers and strings containing floats: --
array(3) {
[0]=>
int(1)
[1]=>
int(2)
[2]=>
int(3)
}
array(3) {
[0]=>
string(4) "1.00"
[1]=>
string(4) "2.00"
[2]=>
string(4) "3.00"
}
-- Compare floats and strings containing integers: --
array(0) {
}
array(0) {
}
-- Compare floats and strings containing floats: --
array(3) {
[0]=>
float(1)
[1]=>
float(2)
[2]=>
float(3)
}
array(3) {
[0]=>
string(4) "1.00"
[1]=>
string(4) "2.00"
[2]=>
string(4) "3.00"
}
-- Compare strings containing integers and strings containing floats: --
array(3) {
[0]=>
string(1) "1"
[1]=>
string(1) "2"
[2]=>
string(1) "3"
}
array(3) {
[0]=>
string(4) "1.00"
[1]=>
string(4) "2.00"
[2]=>
string(4) "3.00"
}
Done
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