_.has

has_.has(object, key)
Does the object contain the given key? Identical to object.hasOwnProperty(key), but uses a safe reference to the hasOwnProperty function, in case it's been overridden accidentally.

_.has({a: 1, b: 2, c: 3}, "b");
=> true

Links:

http://underscorejs.org/index#has

doc_Underscore

2016-04-09 09:05:24

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