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Programming-Idioms

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Idiom #244 Print a map

Print the contents of the map m to the standard output: keys and values.

#include <map>
#include <iostream>
for (auto entry : m) {
	std::cout << entry.first << ": " << entry.second << "\n";
}
using System;
Console.WriteLine(string.Join(Environment.NewLine, m));
print(m);
IO.inspect m
import "fmt"
fmt.Printf("%q", m)
import "fmt"
fmt.Println(m)
console.log(m);
import java.util.Map;
System.out.println(m);
uses Generics.Collections;
for APair in m do writeln(APair.Key, APair.Value);
print "$_: $m{$_}\n" for keys %m;
print(m)
puts m
println!("{:?}", m);

New implementation...