<?php
function throw_error_iterate($errno, $errstr, $errfile, $errline, $errcontext)
{
throw new Exception($errstr, $errno);
}
function is_iterable($var) {
set_error_handler(function ($errno, $errstr, $errfile, $errline, $errcontext){ throw new Exception($errstr, $errno); });
try {
foreach ($var as $v) {
break;
}
} catch (Exception $e) {
restore_error_handler();
return false;
}
restore_error_handler();
return true;
}
class Foo {
public $a = 'one';
public $b = 'two';
}
$foo = new Foo();
$bar = array('d','e','f');
$baz = 'string';
$bazinga = 1;
$boo = new StdClass();
var_dump(is_iterable($foo)); //boolean true
var_dump(is_iterable($bar)); //boolean true
var_dump(is_iterable($baz)); //boolean false
var_dump(is_iterable($bazinga)); //bolean false
var_dump(is_iterable($boo)); //bolean true
- Output for 8.1.19 - 8.1.27, 8.2.6 - 8.2.17, 8.3.0 - 8.3.4
- Fatal error: Cannot redeclare is_iterable() in /in/fRjTk on line 20
Process exited with code 255. - Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.18, 8.2.0 - 8.2.5
- Fatal error: Cannot redeclare is_iterable() in /in/fRjTk on line 8
Process exited with code 255. - Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
- Fatal error: Cannot redeclare is_iterable() in /in/fRjTk on line 21
Process exited with code 255. - Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20
- bool(true)
bool(true)
bool(false)
bool(false)
bool(true)
- Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
- Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/fRjTk on line 9
Process exited with code 255. - Output for 5.0.0 - 5.0.5
- Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/fRjTk on line 9
Process exited with code 255. - Output for 4.4.2 - 4.4.9
- Parse error: syntax error, unexpected T_NEW in /in/fRjTk on line 5
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
- Parse error: parse error, unexpected T_NEW in /in/fRjTk on line 5
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/fRjTk on line 5
Process exited with code 255.
preferences:
244.18 ms | 401 KiB | 389 Q