String Character Length: Difference between revisions
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==[[SML]]==
'''Interpreter:''' [[SML/NJ]] 110.60, [[Moscow ML
'''Compiler:''' [[MLton]] 20061107
val strlen = size("Hello, world!");
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Revision as of 17:43, 21 January 2007
String Character Length
You are encouraged to solve this task according to the task description, using any language you may know.
You are encouraged to solve this task according to the task description, using any language you may know.
In this task, the goal is to find the length of a string.
C
Compiler: GCC 3.3.3
#include <string.h>
int main(int argc, char ** argv) { const char *string = "Hello, world!"; size_t length = strlen(string); return 0; };
C++
Standard: ISO C++ (AKA C++98):
Compiler: g++ 4.0.2
#include <string> // note: not <string.h> int main() { std::string s = "Hello, world!"; std::string::size_type length = s.length(); }
Java
Compiler: any Java compiler should do
String s = "Hello, world!"; int length = s.length();
C#
Platform: .NET Language Version: 1.0+
string s = "Hello, world!"; int length = s.Length;
mIRC
Compiler: mIRC
alias stringlength { echo -a Your Name is: $len($$?="Whats your name") letters long! }
SML
Interpreter: SML/NJ 110.60, Moscow ML 2.01 (January 2004)
Compiler: MLton 20061107
val strlen = size("Hello, world!");
Python
Interpreter: Python 2.4
length = len("The length of this string will be determined")
Perl
Interpreter: Perl any 5.X
my $length = length "Hello, world!";
UNIX Shell
With external utilities:
Interpreter: any bourne shell
string='Hello, world!' length=`echo -n "$string" | wc -c | tr -dc '0-9'`
With SUSv3 parameter expansion modifier:
Interpreter: Almquist SHell (NetBSD 3.0), Bourne Again SHell 3.2, Korn SHell (5.2.14 99/07/13.2), Z SHell
string='Hello, world!' length="${#string}"
JudoScript
//Store length of hello world in length and print it . length = "Hello World".length();
Lua
Interpreter: Lua 5.0 or later.
string="Hello world" length=#string
Ruby
string="Hello world" print string.length