joex (npm): Javascript Object Extensions
Keywords: intersection|intersect|disjoint|coincident|crossproduct|soundex|betweem|outside|lt|lte|eq|neq|gte|gt|Array.min|Array.max|Array.avg|Array.sum|String.between|String.outside|Date.before|Date.after|Set.some|Set.every|Set.min|Set.max|Set.avg|Set.sum