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--TEST--
Test function_exists() function : error conditions
--FILE--
<?php
/*
* proto bool function_exists(string function_name)
* Function is implemented in Zend/zend_builtin_functions.c
*/
echo "*** Testing function_exists() : error conditions ***\n";
$arg_0 = "ABC";
$extra_arg = 1;
echo "\nToo many arguments\n";
var_dump(function_exists($arg_0, $extra_arg));
echo "\nToo few arguments\n";
var_dump(function_exists());
?>
===Done===
--EXPECTF--
*** Testing function_exists() : error conditions ***
Too many arguments
Warning: function_exists() expects exactly 1 parameter, 2 given in %s on line %d
NULL
Too few arguments
Warning: function_exists() expects exactly 1 parameter, 0 given in %s on line %d
NULL
===Done===
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