Predicate Packages

Tests whether every own property of an object fails a test implemented by a predicate function.

Test whether all elements in a collection fail a test implemented by a predicate function.

Test whether all elements in a collection fail a test implemented by a predicate function, iterating from right to left.

Test whether every property in an object fails a test implemented by a predicate function.

Return a partial object copy excluding properties for which a predicate (function) returns a truthy value.

Create a function that invokes a provided function according to a predicate function.

Basic DOM manipulation

Test whether all elements in an array pass a test implemented by a predicate function.

Test whether all elements in an array pass a test implemented by a predicate function, iterating from right to left.

Return a shallow copy of an array containing only those elements which fail a test implemented by a predicate function.

Test whether all elements in an array fail a test implemented by a predicate function.

Test whether all elements in an array fail a test implemented by a predicate function, iterating from right to left.

Return a shallow copy of an array containing only those elements which pass a test implemented by a predicate function.

Test whether at least one element in a collection passes a test implemented by a predicate function.

Test whether at least one element in a collection passes a test implemented by a predicate function, iterating from right to left.

Test whether at least one property in an object passes a test implemented by a predicate function.

Test whether at least one element in a collection passes a test implemented by a predicate function.

Test whether at least one element in a collection passes a test implemented by a predicate function, iterating from right to left.

Test whether whether any 'own' property of a provided object satisfies a predicate function.

Test whether all elements in a collection pass a test implemented by a predicate function.