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leandro/subset_of.js

Forked from galvez/subset_of.js
Created August 12, 2010 18:58
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subset_of.js
var
a = [1,2,3,4,5],
b = [2,3],
subset_of = function(arr, arr_sub) { return new RegExp("-" + arr_sub.join('-') + "-").test("-" + arr.join('-') + "-"); };
console.log(subset_of(a, b)); // true
console.log(subset_of(a, b.reverse())); // false
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