[Sass] Sass List, Random(), nth()

1~18 중 랜덤 선택 후 리스트에서 해당 순번 값 추출

$randomSelect: random(18)

$bgPositionList: (0 0, -240px 0, 0 -240px, -240px -240px, -480px 0, -480px -240px, 0 -480px, -240px -480px, -480px -480px, -720px 0, -720px -240px, -720px -480px, 0 -720px, -240px -720px, -480px -720px, -720px -720px, -960px 0, -960px -240px)

$bgPosition: nth($bgPositionList, $randomSelect)

1~11 중 랜덤 선택 후 리스트에서 해당 순번 값 추출

Play with this gist on SassMeister.

[출처] http://hugogiraudel.com/2013/07/15/understanding-sass-lists/ (updated 2015/05/28)