Online PHP editor | output for CoAFd

@ 2023-12-14T23:05:54Z

<?php

$tests = [
    'false' => false,
    'true' => true,
    'null' => null,
    '0' => 0,
    '0.1' => 0.1,
    'a' => 'a',
    '[\'foo\']' => ['foo'],
    '(object) [\'bar\', \'bar\']' => (object) ['bar', 'bar'],
];

echo "<table border=1>";
    echo '<tr><th>input</th><th>echo</th><th>printf</th><th>print_r</th><th>var_export</th><th>var_dump</th></tr>';
    foreach ($tests as $input => $test) {
        echo "<tr>";
        echo "<th>$input</th><td>";
        echo is_array($test) || is_object($test) ? json_encode($test) : $test;
        echo "</td><td>";
        printf('%s', is_array($test) || is_object($test) ? json_encode($test) : $test);
        echo "</td><td>";
        print_r($test);
        echo "</td><td>";
        var_export($test);
        echo "</td><td>";
        var_dump($test);
        echo "</td></tr>";
    }
echo "</table>";

Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12: <table border=1><tr><th>input</th><th>echo</th><th>printf</th><th>print_r</th><th>var_export</th><th>var_dump</th></tr><tr><th>false</th><td></td><td></td><td></td><td>false</td><td>bool(false) </td></tr><tr><th>true</th><td>1</td><td>1</td><td>1</td><td>true</td><td>bool(true) </td></tr><tr><th>null</th><td></td><td></td><td></td><td>NULL</td><td>NULL </td></tr><tr><th>0</th><td>0</td><td>0</td><td>0</td><td>0</td><td>int(0) </td></tr><tr><th>0.1</th><td>0.1</td><td>0.1</td><td>0.1</td><td>0.1</td><td>float(0.1) </td></tr><tr><th>a</th><td>a</td><td>a</td><td>a</td><td>'a'</td><td>string(1) "a" </td></tr><tr><th>['foo']</th><td>["foo"]</td><td>["foo"]</td><td>Array ( [0] => foo ) </td><td>array ( 0 => 'foo', )</td><td>array(1) { [0]=> string(3) "foo" } </td></tr><tr><th>(object) ['bar', 'bar']</th><td>{"0":"bar","1":"bar"}</td><td>{"0":"bar","1":"bar"}</td><td>stdClass Object ( [0] => bar [1] => bar ) </td><td>(object) array( '0' => 'bar', '1' => 'bar', )</td><td>object(stdClass)#1 (2) { ["0"]=> string(3) "bar" ["1"]=> string(3) "bar" } </td></tr></table>

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