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Function dmd.root.array.filter

Lazily filters the given range based on the given predicate.

auto filter(alias predicate, Range) (
  Range range
if (isInputRange!(Unqual!Range) && isPredicateOf!(predicate, ElementType!Range));


a range containing only elements for which the predicate returns true


enum a = [1, 2, 3, 4].staticArray;
enum result = a[].filter!(e => e > 2);

enum expected = [3, 4].staticArray;
static assert(result.equal(expected[]));


Walter Bright


Boost License 1.0