Online PHP editor | output for CCrFo

@ 2016-05-17T20:31:40Z

<?php

$emptyobject = new stdClass();
foreach ($emptyobject as $key => $value) {
    echo "Empty object: {$key} = {$value}\n";
}

$filledobject = new stdClass();
$filledobject->foo = "foo";
$filledobject->bar = "bar";
foreach ($filledobject as $key => $value) {
    echo "Filled object: {$key} = {$value}\n";
}

$string = "abc";
foreach ($string as $key => $value) {
    echo "String: {$key} = {$value}\n";
}

$number = 123;
foreach ($number as $key => $value) {
    echo "Number: {$key} = {$value}\n";
}

Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: Filled object: foo = foo Filled object: bar = bar Warning: Invalid argument supplied for foreach() in /in/CCrFo on line 16 Warning: Invalid argument supplied for foreach() in /in/CCrFo on line 21
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11: Filled object: foo = foo Filled object: bar = bar Warning: foreach() argument must be of type array|object, string given in /in/CCrFo on line 16 Warning: foreach() argument must be of type array|object, int given in /in/CCrFo on line 21

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