String length: Difference between revisions
add Zig example
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Line 3,800:
"\U1D518;\U1D52B;\U1D526;\U1D520;\U1D52C;\U1D521;\U1D522;".len(8) //-->7 "𝔘𝔫𝔦𝔠𝔬𝔡𝔢"</lang>
[[Wikipedia::https://en.wikipedia.org/wiki/Comparison_of_programming_languages_%28string_functions%29#length]]
=={{header|Zig}}==
<lang zig>const std = @import("std");
pub fn main() !void {
const string: []const u8 = "Hello, world!";
const cnt_codepts_utf8 = try std.unicode.utf8CountCodepoints(string);
// There is no sane and portable extended ascii, so the best
// we get is counting the bytes and assume regular ascii.
const cnt_bytes_utf8 = string.len;
const stdout_wr = std.io.getStdOut().writer();
try stdout_wr.print("codepoints = {d}, bytes = {d}\n", .{ cnt_codepts_utf8, cnt_bytes_utf8 });
// TODO utf16
}</lang>
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