mirror of
https://github.com/php/php-src.git
synced 2024-09-24 03:17:26 +00:00
1a3bdb4a2c
run-tests.php enforces error_reporting=E_ALL (including E_STRICT), setting this explicitly in not necessary. Conversely, after the removal of some E_STRICT errors, explicitly excluding it is no longer necessary in some places.
59 lines
1.6 KiB
PHP
59 lines
1.6 KiB
PHP
--TEST--
|
|
Returning a reference from a function via another function
|
|
--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)
|