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run code in 300+ PHP versions simultaneously
<?php $check; if (!isset($_POST['checkid'])) { $check = 'checked="checked"'; } ?> <html> <body> <div> <form method="POST"> <input type="checkbox" id="checkid" value="1" onChange="this.form.submit();" {$checked} /> </form> </div> <body> </html>
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 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 - 8.3.4, 8.3.6
<html> <body> <div> <form method="POST"> <input type="checkbox" id="checkid" value="1" onChange="this.form.submit();" {$checked} /> </form> </div> <body> </html>
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 <html> <body> <div> <form method="POST"> <input type="checkbox" id="checkid" value="1" onChange="this.form.submit();" {$checked} /> </form> </div> <body> </html>

preferences:
177.63 ms | 402 KiB | 188 Q