Programming-Idioms

Edit summary for version 20 by programming-idioms.org:
[D] No need to declare s in code

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2018-02-04, 16:58:56

2018-02-05, 11:19:33

Idiom #169 String length

Assign to integer n the number of characters of string s.

This can be different from the number of bytes of s.

Assign to integer n the number of characters of string s.

This can be different from the number of bytes of s.

size

size

import std.uni, std.range;

import std.uni, std.range;

string s;
size_t n = s.byGrapheme.walkLength;

size_t n = s.byGrapheme.walkLength;

n is the count of graphic characters.

n is the count of graphic characters.

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