Typescript dictionaries - symbols - numbers - uppercase - lowercase

dict.ts

let symbols_dict:Array<string> = ['!','@','#','$','%','^','&','*','(',')','_','-','=','+','<','>',':','~',']','['];
let numbers_dict:Array<string> = ['1','2','3','4','5','6','7','8','9','0'];
let lowercase_dict:Array<string> = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','x','y','z'];
let uppercase_dict:Array<string> = ['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','X','Y','Z'];