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Function `std.utf.count`

Returns the total number of code points encoded in str.


						
				size_t count(C)
				(
				

				  const(C)[] str
				

				) pure nothrow @nogc @trusted
				

				if (isSomeChar!C);

Supercedes

This function supercedes toUCSindex.

Standards

Unicode 5.0, ASCII, ISO-8859-1, WINDOWS-1252

Throws

UTFException if str is not well-formed.

Example

writeln(count("")); // 0
writeln(count("a")); // 1
writeln(count("abc")); // 3
writeln(count("\u20AC100")); // 4

Authors

Walter Bright and Jonathan M Davis

License

Boost License 1.0.