README

• Array.prototype.extract(field) extracts a new array containing the specified field as an object
• Array.prototype.filterByField(field, key) returns an array of objects where the given field of the object equals the given key
• Array.prototype.map(from, to) returns an associative array mapping the from field of an object in the array to the to field of the same object.
• Array.prototype.max() returns the maximum of an array
• Array.prototype.min() returns the minimum of an array
• Function.prototype.bind = function(context) Bind function wraps a function in a closure, storing a reference to the context argument in the containing scope
• Math.signum(x) calculates the signum of the parameter