_.findLastIndex(array, [predicate=_.identity], [fromIndex=array.length-1])

_.escapeRegExp([string=''])

_.maxBy(array, [iteratee=_.identity])

_.chunk(array, [size=1])

_.cloneWith(value, [customizer])

_.startsWith([string=''], [target], [position=0])

_.toFinite(value)

_.sum(array) source

_.some(collection, [predicate=_.identity])

_.differenceBy(array, [values], [iteratee=_.identity])