HomeManualTopicsTypesSymbols

std::all_of

tests all items of a collection

Parameters

collection
the collection which items to check
test
the test function
argument (default: NONE)
additional argument that is passed to the test function

Results

None

Description

Returns std::true if all items in the specified collection fullfill the specified criterion.

Example

$persons hash_table "Gregory" = 39 "Julia" = 37 "Maria" = 33 "James" = 41 "Sarah" = 38 if all_of(persons less 40): println! "true" : println! "false"

Output

false

Topic

Collections

See also

std::any_of tests all items of a collection
std::count counts items in a collection