Collection::unfold() Collection::chunk() Collection::chunkWithKeys() Filtering Collection::filter() Collection::reject() Collection::every() Collection::some() Collection::match() Collection::firstMatch() Aggregation this. Collection Added unique() which filters out duplicate value specified by provided callback. reject() now supports a default callback which filters out truthy values which is the inverse of the default indexBy insert isEmpty last listNested map match max median min nest prepend prependItem reduce reject sample shuffle skip some sortBy stopWhen sumOf take through transpose unfold zip Iterating

Collection • Added unique() which filters out duplicate value specified by provided callback. • reject() now supports a default callback which filters out truthy values which is the inverse of the default indexBy insert isEmpty last listNested map match max median min nest prepend prependItem reduce reject sample shuffle skip some sortBy stopWhen sumOf take through transpose unfold zip Iterating $key) { return $person->gender === 'male'; }); Cake\Collection\Collection::reject(callable $c) The inverse of filter() is reject(). This method does a negative filter, removing elements that match the filter

Collection::unfold() Collection::chunk() Collection::chunkWithKeys() Filtering Collection::filter() Collection::reject() Collection::every() Collection::some() Collection::match() Collection::firstMatch() Aggregation exception code as the exit code for ConsoleException only. Validation Validation::time() will now reject a string if minutes are missing. Previously, this would accept hours-only digits although the api indexBy insert isEmpty last listNested map match max median min nest prepend prependItem reduce reject sample shuffle skip some sortBy stopWhen sumOf take through transpose unfold zip Iterating

methods they do change the semantics or behavior of methods. Validation • Validation::time() will now reject a string if minutes are missing. Previously, this would accept hours-only digits although the api indexBy insert isEmpty last listNested map match max median min nest prepend prependItem reduce reject sample shuffle skip some sortBy stopWhen sumOf take through transpose unfold zip Iterating $key) { return $person->gender === 'male'; }); Cake\Collection\Collection::reject(callable $c) The inverse of filter() is reject(). This method does a negative filter, removing elements that match the filter

exception code as the exit code for ConsoleException only. Validation • Validation::time() will now reject a string if minutes are missing. Previously, this would accept hours-only digits although the api indexBy insert isEmpty last listNested map match max median min nest prepend prependItem reduce reject sample shuffle skip some sortBy stopWhen sumOf take through transpose unfold zip Iterating $key) { return $person->gender === 'male'; }); Cake\Collection\Collection::reject(callable $c) The inverse of filter() is reject(). This method does a negative filter, removing elements that match the filter

methods they do change the semantics or behavior of methods. Validation Validation::time() will now reject a string if minutes are missing. Previously, this would accept hours-only digits although the api indexBy insert isEmpty last listNested map match max median min nest prepend prependItem reduce reject sample shuffle skip some sortBy stopWhen sumOf take through transpose unfold zip Iterating return $person->gender === 'male'; }); Cake\Collection\Collection::reject(callable $c) The inverse of filter() is reject(). This method does a negative filter, removing elements that match the filter