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