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Function std.array.replaceInto

Replace occurrences of from with to in subject in a new array. If sink is defined, then output the new array into sink.

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

Parameters

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

Returns

If sink isn't defined, a new array without changing the contents of subject, or the original array if no match is found.

See Also

substitute for a lazy replace.

Example

writeln("Hello Wörld".replace("o Wö", "o Wo")); // "Hello World"
writeln("Hello Wörld".replace("l", "h")); // "Hehho Wörhd"

Example

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(sink.data); // [1, 4, 6, 4, 5]

Authors

Andrei Alexandrescu and Jonathan M Davis

License

Boost License 1.0.