3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 0; while($x < 20) { $red = rand(0,61); $a_z_10 = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890"; $r_char = $a_z_10[$red]; $red = rand(0,61); $g1_char = $a_z_10[$red]; $red = rand(0,61); $g2_char = $a_z_10[$red]; $red = rand(0,61); $g3_char = $a_z_10[$red]; $string = $r_char . $g1_char . $g2_char . $g3_char; echo '<a href="http://puu.sh/' . $string . '">http://puu.sh/' . $string . '</a><br />'; $x++; } ?>

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36.02 ms | 402 KiB | 5 Q