40 lines
1017 B
PHP
40 lines
1017 B
PHP
--TEST--
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Test array_walk() function : usage variations - buit-in function as callback
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--FILE--
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<?php
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/*
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* Passing different buit-in functionns as callback function
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* pow function
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* min function
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* echo language construct
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*/
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echo "*** Testing array_walk() : built-in function as callback ***\n";
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$input = array(2 => 1, 65, 98, 100, 6 => -4);
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echo "-- With 'pow' built-in function --\n";
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var_dump( array_walk($input, 'pow'));
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echo "-- With 'min' built-in function --\n";
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var_dump( array_walk($input, "min"));
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echo "-- With 'echo' language construct --\n";
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try {
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var_dump( array_walk($input, "echo"));
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} catch (TypeError $e) {
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echo $e->getMessage(), "\n";
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}
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echo "Done"
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?>
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--EXPECT--
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*** Testing array_walk() : built-in function as callback ***
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-- With 'pow' built-in function --
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bool(true)
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-- With 'min' built-in function --
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bool(true)
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-- With 'echo' language construct --
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array_walk(): Argument #2 ($callback) must be a valid callback, function "echo" not found or invalid function name
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Done
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