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run code in 150+ php & hhvm versions
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<?php $pocetbarev = 11; $poradi = $poradi-((floor(($poradi-1)/$pocetbarev))*$pocetbarev) ?>
Output for 5.0.4 - 5.0.5, 7.0.0 - 7.1.0
Notice: Undefined variable: poradi in /in/O1dWW on line 3 Notice: Undefined variable: poradi in /in/O1dWW on line 3
Output for 5.1.0 - 5.6.28
Notice: Undefined variable: poradi in /in/O1dWW on line 3 Notice: Undefined variable: poradi in /in/O1dWW on line 4
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: poradi in /in/O1dWW on line 3 Notice: Undefined variable: poradi in /in/O1dWW on line 3