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@ 2018-10-13T16:20:30Z

<?php
$tri = [1, 1];
var_export($tri);
for ($x = 0; $x <= 6; ++$x) {
    $trinew = [1];
    $tri[] = 0;
    for($y = 0, $count = count($tri) - 1 ; $y < $count; ++$y) {
        $z = $y + 1;
        $trinew[] = $tri[$y]  + $tri[$z];
    }
    $tri = $trinew;
    var_export($tri);
}

Output
Performance
VLD
References
Branches

var_export: documentation ( source)

preferences:dark modelive previewkey bindings

36.16 ms | 404 KiB | 5 Q