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run code in 300+ PHP versions simultaneously
<?php for($i = 0; $i < 100000000000; $i++) { $i+=$i; echo $i; }
Output for git.master, git.master_jit, rfc.property-hooks
026143062126254510102220464094819016382327666553413107026214252428610485742097150419430283886061677721433554430671088621342177262684354545368709101073741822214748364642949672948589934590171798691823435973836668719476734137438953470

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