_color_pack: define variable before using

4 years ago · 8b39e6bca7
parent a544123b59
commit 8b39e6bca7
1 changed files with 1 additions and 0 deletions
--- a/include/colors.php
+++ b/include/colors.php
@ -216,6 +216,7 @@ function _color_unpack($hex, $normalize = false) {

 ### Convert an RGB triplet to a hex color.
 function _color_pack($rgb, $normalize = false) {
+	$out = 0;
  foreach ($rgb as $k => $v) {
    $out |= (($v * ($normalize ? 255 : 1)) << (16 - $k * 8));
  }return '#'. str_pad(dechex($out), 6, 0, STR_PAD_LEFT);