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each
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This iterates over every Model in the Collection
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map
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This returns an array of values by transforming every Model in the Collection
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reduce
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This returns a single value generated from all the Models in a Collection
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reduceRight
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The same as reduc
e, except that it iterates backwards
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find
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This returns the first Model that matches a testing function
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filter
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This returns all the Models that match a testing function
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reject
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This returns all the Models that don't match a testing function
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every
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This returns true if every Model in the Collection matches a test function
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some
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This returns true if some (any) Model in the Collection matches a test function
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contains
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This returns true if the Collection includes the provided Model
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invoke
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This calls a specified function on every Model in the Collection and returns the result
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max
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This applies a conversion function to every Model in the Collection and returns the maximum value returned
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min
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This applies a conversion function to every Model in the Collection and returns the minimum value returned
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sortBy
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This returns the Collection's Models sorted based on an indicated attribute
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groupBy
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This returns the Collection's Models grouped by an indicated attribute
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shuffle
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This returns one or more randomly chosen Models from the Collection
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toArray
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This returns an array of the Collection's Models
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size
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This returns a count of Models in the Collection, such as Collection.length
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first
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This returns the first (or first N) Model(s) in the Collection
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initial
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This returns all but the last Model in the Collection
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rest
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This returns all the Models in the Collection after the first N
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last
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This returns the last (or last N) Model(s) in the Collection
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without
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This returns all the Models in the Collection except the provided ones
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indexOf
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This returns the index of the first provided Model in the Collection
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lastIndexOf
|
This returns the index of the last provided Model in the Collection
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isEmpty
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This returns true if the Collection contains no Models
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chain
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This returns a version of Collection that can have multiple Underscore methods called on it successively (chained); call the value method at the end of the chain to get the result of the calls
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pluck
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This returns the provided attribute from each Model in the Collection
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where
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This returns all the Models in the Collection that match the provided attribute template
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findWhere
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This returns the first Model found in the Collection that matches the provided attribute template
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