Zig 0.17.0-dev (Split by item)

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utf16CodepointSequenceLength

Returns how many code units the UTF-16 representation would require for the given codepoint.

unicode.utf16CodepointSequenceLength

pub fn utf16CodepointSequenceLength(c: u21) !u2

File

lib/std/unicode.zig:440

Code

pub fn utf16CodepointSequenceLength(c: u21) !u2 {
    if (c <= 0xFFFF) return 1;
    if (c <= 0x10FFFF) return 2;
    return error.CodepointTooLarge;
}