Contents
出力結果
12 => December 3 => March 1 => January
プログラム例
JavaScript
const example_array = {1:"January", 12:"December", 3:"March"}; var keys=[]; for(var key in example_array) { keys.push(key); } keys.sort((a,b)=>{return b-a;}); for(var key of keys) { console.log(key + " => " + example_array[key]); }
Perl
use strict; my $example_array = {1 => 'January', 12 => 'December', 3 => 'March' }; foreach my $key (reverse sort {$a <=> $b} keys %{$example_array}) { print $key. " => " . $example_array->{$key} ."\n"; }
PHP
<?php $example_array = [1 => 'January', 12 => 'December', 3 => 'March']; krsort($example_array); foreach ($example_array as $key => $value) { echo $key . " => " . $value . "\n"; }
Python
example_array = {1: "January", 12:"December", 3:"March" } tuples_sorted_by_key = sorted(example_array.items(), key=lambda x:x[0])[::-1] for key, value in tuples_sorted_by_key: print(str(key) + " => " + value)
Ruby
example_array = {1 => "January", 12 => "December", 3 => "March" } sorted_array = Hash[ example_array.sort.reverse ] sorted_array.each { |tuple| print([tuple[0].to_s, tuple[1].to_s].join(" => ")+"\n") }