<?php
$arr = ['one', 'two', 'three', 'four', 'five'];
echo 'foreach on $arr' . PHP_EOL;
foreach($arr as $elem) {
var_dump(current($arr));
}
echo 'foreach on $refArr' . PHP_EOL;
$refArr = &$arr;
foreach($refArr as $elem) {
var_dump(current($arr));
}
- Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- foreach on $arr
string(3) "one"
string(3) "one"
string(3) "one"
string(3) "one"
string(3) "one"
foreach on $refArr
string(3) "one"
string(3) "one"
string(3) "one"
string(3) "one"
string(3) "one"
- Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
- foreach on $arr
string(3) "two"
string(3) "two"
string(3) "two"
string(3) "two"
string(3) "two"
foreach on $refArr
string(3) "two"
string(5) "three"
string(4) "four"
string(4) "five"
bool(false)
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/IIHG4 on line 3
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected '[' in /in/IIHG4 on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/IIHG4 on line 3
Process exited with code 255.
preferences:
230.75 ms | 401 KiB | 311 Q