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run code in 150+ php & hhvm versions
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<span class="notranslate" onmouseover="_tipon(this)" onmouseout="_tipoff()"><span class="google-src-text" style="direction: ltr; text-align: left"><?php while (true) {}</span> <? Php while (true) {}</span>
Output for 5.3.0 - 5.4.22
Parse error: syntax error, unexpected '<' in /in/i7BF6 on line 1
Process exited with code 255.