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Function std.utf.toUTF8

Encodes the elements of s to UTF-8 and returns a newly allocated string of the elements.

string toUTF8(S) (
  S s
if (isSomeFiniteCharInputRange!S);


s the string to encode


A UTF-8 string

See Also

For a lazy, non-allocating version of these functions, see byUTF.


import std.algorithm.comparison : equal;

// The ö is represented by two UTF-8 code units
assert("Hellø"w.toUTF8.equal(['H', 'e', 'l', 'l', 0xC3, 0xB8]));

// 𐐷 is four code units in UTF-8
assert("𐐷"d.toUTF8.equal([0xF0, 0x90, 0x90, 0xB7]));


Walter Bright and Jonathan M Davis


Boost License 1.0.