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@ 2016-12-14T20:44:19Z

<?php

$lines = array
(
 ['a','b','c','d'],
 ['e','f','g'],
 ['h','i']
);

$continue = true;
while($continue)
{
    $continue = false;
    foreach($lines as $key => $line) {
        if(!empty($line)) {
            echo array_shift($line);
            
            $lines[$key] = $line;
            $continue = true;
        }
    }
}

Output
Performance
VLD
References
Branches

array_shift: documentation ( source)

preferences:dark modelive previewkey bindings

35.78 ms | 404 KiB | 5 Q