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Function std.array.replaceInto

Replace occurrences of from with to in subject and output the result into sink.

void replaceInto(E, Sink, R1, R2) (
  Sink sink,
  E[] subject,
  R1 from,
  R2 to
if (isOutputRange!(Sink, E) && (isForwardRange!R1 && isForwardRange!R2 && (hasLength!R2 || isSomeString!R2) || is(Unqual!E : Unqual!R1)));


sink an output range
subject the array to scan
from the item to replace
to the item to replace all instances of from with

See Also

substitute for a lazy replace.


auto arr = [1, 2, 3, 4, 5];
auto from = [2, 3];
auto to = [4, 6];
auto sink = appender!(int[])();

replaceInto(sink, arr, from, to);

writeln(; // [1, 4, 6, 4, 5]


Andrei Alexandrescu and Jonathan M Davis


Boost License 1.0.