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<?php $testArray = array(); $height=$testArray['height']; echo('$height after getting from array: '.$height); $height=intval($height); echo('$height after calling intval: '.$height);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined array key "height" in /in/lie8j on line 4 $height after getting from array: $height after calling intval: 0

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