Answers for "ts7053: element implicitly has an 'any' type because expression of type 'number' can't be used to index type 'task'. no index signature with a parameter of type 'number' was found on type 'task'."

Element implicitly has an 'any' type because expression of type 'string' can't be used to index type '{}'. No index signature with a parameter of type 'string' was found on type '{}'.ts(7053)

//This will fail typecheck
const map = {};
map[someString] = "hello";

//This will pass typecheck
const map: {[key:string]: string} = {};
map[someString] = "hello";

Element implicitly has an 'any' type because index expression is not of type 'number'.ts(7015)

//in js code somewhere
window.DataManager = "My Data Manager";


//in strict typescript file
let test = (window as { [key: string]: any })["DataManager"] as string;
console.log(test); //output= My Data Manager