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.

n = len(s)

s : String := "Hello World";
n : Integer := s'Length;

(def n (.codePointCount s 0 (count s)))

IDENTIFICATION DIVISION.
PROGRAM-ID. length.
PROCEDURE DIVISION.
   MOVE FUNCTION LENGTH(s) TO n
STOP RUN.

int n = s.Length;

import std.uni, std.range;

size_t n = s.byGrapheme.walkLength;

size_t n = s.length;

std.range;

size_t n = s.walkLength;

int n = s.length;

n = String.length s

N = string:length(S)

import "unicode/utf8"

n := utf8.RuneCountInString(s)

n = length s

const n = s.length;

int n = s.length();

val n = s.length

(length s)

(setf n (length s))

local n = utf8.len(s)

$n = mb_strlen($s, 'UTF-8');

uses LazUtf8;

n := length(s);

uses sysutils;

n := s.length;

uses LazUtf8;

n := Utf8Length(s);

my $n = length( $s );

n = len(s)

n = s.size

n = s.length

let n = s.chars().count();

val n = s.length()

Dim s As String = "1234567"
Dim n As Integer = s.Length

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