3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function hsl2rgb($H, $S, $V) { $H *= 6; $h = intval($H); $H -= $h; $V *= 255; $m = $V*(1 - $S); $x = $V*(1 - $S*(1-$H)); $y = $V*(1 - $S*$H); $a = [[$V, $x, $m], [$y, $V, $m], [$m, $V, $x], [$m, $y, $V], [$x, $m, $V], [$V, $m, $y]][$h]; return sprintf("#%02X%02X%02X", $a[0], $a[1], $a[2]); } function hue($tstr) { #return unpack('L', hash('adler32', $tstr, true))[1]; #adler32 return crc32($tstr); #return md5($tstr); } $phrase = "1"; $col = hsl2rgb(hue($phrase)/0xFFFFFFFF, 0.4, 1); printf('<pre><span style="background-color:%s">%f</span></pre>\n ', $col, hue($phrase)/0xFFFFFFFF); $phrase = "2"; $col = hsl2rgb(hue($phrase)/0xFFFFFFFF, 0.4, 1); printf('<pre><span style="background-color:%s">%f</span></pre>\n ', $col, hue($phrase)/0xFFFFFFFF); $phrase = "3"; $col = hsl2rgb(hue($phrase)/0xFFFFFFFF, 0.4, 1); printf('<pre><span style="background-color:%s">%f</span></pre>\n ', $col, hue($phrase)/0xFFFFFFFF);
Output for 5.5.24 - 7.1.0
<pre><span style="background-color:#99F5FF">0.515090</span></pre>\n <pre><span style="background-color:#FFD999">0.104824</span></pre>\n <pre><span style="background-color:#99FFD3">0.428994</span></pre>\n
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '[' in /in/kUQlb on line 13
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/kUQlb on line 11
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/kUQlb on line 11
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/kUQlb on line 11
Process exited with code 255.