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run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL); ini_set('display_errors','On'); highlight_string('<? /*');
Output for 8.3.0 - 8.3.6
<pre><code style="color: #000000">&lt;? /*</code></pre>
Output for 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
<code><span style="color: #000000"> &lt;?&nbsp;/*</span> </code>
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0, 7.3.32 - 7.3.33, 7.4.33, 8.0.13
<code><span style="color: #000000"> <span style="color: #0000BB">&lt;?&nbsp;</span><span style="color: #FF8000">/*</span> </span> </code>
Output for 5.0.0 - 5.0.4
<code><span style="color: #000000"> &lt;? /*</span> </code>
Output for 4.4.0 - 4.4.9
<code><font color="#000000"> &lt;?&nbsp;/*</font> </code>
Output for 4.3.0 - 4.3.11
<code><font color="#000000"> &lt;? /*</font> </code>

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228.86 ms | 401 KiB | 309 Q