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run code in 300+ PHP versions simultaneously
<?php $str = <<<'EOL' <?php echo "$var"; echo "text $var text"; echo "text"; ?> EOL; highlight_string($str);
Output for 8.3.0 - 8.3.6
<pre><code style="color: #000000"> <span style="color: #0000BB">&lt;?php </span><span style="color: #007700">echo </span><span style="color: #DD0000">"</span><span style="color: #0000BB">$var</span><span style="color: #DD0000">"</span><span style="color: #007700">; echo </span><span style="color: #DD0000">"text </span><span style="color: #0000BB">$var</span><span style="color: #DD0000"> text"</span><span style="color: #007700">; echo </span><span style="color: #DD0000">"text"</span><span style="color: #007700">; </span><span style="color: #0000BB">?&gt;</span></code></pre>
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 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
<code><span style="color: #000000"> &nbsp;&nbsp;<span style="color: #0000BB">&lt;?php<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #007700">echo&nbsp;</span><span style="color: #DD0000">"</span><span style="color: #0000BB">$var</span><span style="color: #DD0000">"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"text&nbsp;</span><span style="color: #0000BB">$var</span><span style="color: #DD0000">&nbsp;text"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"text"</span><span style="color: #007700">;<br />&nbsp;&nbsp;</span><span style="color: #0000BB">?&gt;</span> </span> </code>
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_SL in /in/U9TFC on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_SL in /in/U9TFC on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/U9TFC on line 3
Process exited with code 255.

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