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48 lines
1.1 KiB
PHP
48 lines
1.1 KiB
PHP
--TEST--
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Test array_map() function : usage variations - built-in function as callback
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--FILE--
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<?php
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/*
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* Test array_map() by passing buit-in function as callback function
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*/
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echo "*** Testing array_map() : built-in function ***\n";
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$array1 = array(1, 2, 3);
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$array2 = array(3, 4, 5);
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echo "-- with built-in function 'pow' and two parameters --\n";
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var_dump( array_map('pow', $array1, $array2));
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echo "-- with built-in function 'pow' and one parameter --\n";
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try {
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var_dump( array_map('pow', $array1));
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} catch (TypeError $e) {
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echo $e->getMessage(), "\n";
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}
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echo "-- with language construct --\n";
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try {
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var_dump( array_map('echo', $array1));
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} catch (TypeError $e) {
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echo $e->getMessage(), "\n";
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}
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echo "Done";
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?>
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--EXPECT--
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*** Testing array_map() : built-in function ***
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-- with built-in function 'pow' and two parameters --
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array(3) {
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[0]=>
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int(1)
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[1]=>
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int(16)
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[2]=>
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int(243)
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}
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-- with built-in function 'pow' and one parameter --
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pow() expects exactly 2 arguments, 1 given
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-- with language construct --
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array_map(): Argument #1 ($callback) must be a valid callback, function "echo" not found or invalid function name
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Done
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