import unicode from "https://deno.land/x/unicode/mod.ts";

const code = "♥".charCodeAt(0);  // 9829
console.log(unicode[code]);

{
  value: '2665',
  name: 'BLACK HEART SUIT',
  category: 'So',
  class: '0',
  bidirectional_category: 'ON',
  mapping: '',
  decimal_digit_value: '',
  digit_value: '',
  numeric_value: '',
  mirrored: 'N',
  unicode_name: '',
  comment: '',
  uppercase_mapping: '',
  lowercase_mapping: '',
  titlecase_mapping: '',
  symbol: '♥'
}

import So from "https://deno.land/x/unicode/category/So.ts";

const code = "♥".charCodeAt(0);  // 9829
console.log(So[code]);