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run code in 300+ PHP versions simultaneously
<ul class="content"> <?php for($i=1;$i<some_num;$i++) {?> <li class="box it" data-id="id-<?php echo $i; ?>" data-type="it"> <h1>No# <?php echo $i; ?></h1> </li> <?php } ?> </ul>
Output for 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
<ul class="content"> Fatal error: Uncaught Error: Undefined constant "some_num" in /in/IK8VA:2 Stack trace: #0 {main} thrown in /in/IK8VA on line 2
Process exited with code 255.
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 <ul class="content"> Fatal error: Uncaught Error: Undefined constant "some_num" in /in/IK8VA:2 Stack trace: #0 {main} thrown in /in/IK8VA on line 2
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
<ul class="content"> Warning: Use of undefined constant some_num - assumed 'some_num' (this will throw an Error in a future version of PHP) in /in/IK8VA on line 2 </ul>
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
<ul class="content"> Notice: Use of undefined constant some_num - assumed 'some_num' in /in/IK8VA on line 2 </ul>

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187.76 ms | 402 KiB | 173 Q