php-src/Zend/tests/bug54039.phpt
Dmitry Stogov efcb9a71cd - Fixed bug #54358 (Closure, use and reference)
- Fixed bug #54039 (use() of static variables in lambda functions can break staticness)
2011-04-08 10:02:07 +00:00

59 lines
1.4 KiB
PHP

--TEST--
Bug #54039 (use() of static variables in lambda functions can break staticness)
--FILE--
<?php
function test_1() {
static $v = 0;
++$v;
echo "Outer function increments \$v to $v\n";
$f = function() use($v) {
echo "Inner function reckons \$v is $v\n";
};
return $f;
}
$f = test_1(); $f();
$f = test_1(); $f();
function test_2() {
static $v = 0;
$f = function() use($v) {
echo "Inner function reckons \$v is $v\n";
};
++$v;
echo "Outer function increments \$v to $v\n";
return $f;
}
$f = test_2(); $f();
$f = test_2(); $f();
function test_3() {
static $v = "";
$v .= 'b';
echo "Outer function catenates 'b' onto \$v to give $v\n";
$f = function() use($v) {
echo "Inner function reckons \$v is $v\n";
};
$v .= 'a';
echo "Outer function catenates 'a' onto \$v to give $v\n";
return $f;
}
$f = test_3(); $f();
$f = test_3(); $f();
--EXPECT--
Outer function increments $v to 1
Inner function reckons $v is 1
Outer function increments $v to 2
Inner function reckons $v is 2
Outer function increments $v to 1
Inner function reckons $v is 0
Outer function increments $v to 2
Inner function reckons $v is 1
Outer function catenates 'b' onto $v to give b
Outer function catenates 'a' onto $v to give ba
Inner function reckons $v is b
Outer function catenates 'b' onto $v to give bab
Outer function catenates 'a' onto $v to give baba
Inner function reckons $v is bab