I can’t use Map with string key in Flow?
Example
<code>let m : Map<string, number> = new Map(); // or {}
m["hello"] = 10;
</code>
<code>let m : Map<string, number> = new Map(); // or {}
m["hello"] = 10;
</code>
let m : Map<string, number> = new Map(); // or {}
m["hello"] = 10;
1