/TypeScript/Typescriprt specify type of key

Typescriprt specify type of key

var stuff: { [key: string]: string; } = {};
stuff['a'] = ''; // ok
stuff['a'] = 4;  // error

// ... or, if you're using this a lot and don't want to type so much ...
interface StringMap { [key: string]: string; }
var stuff2: StringMap = { };
// same as above

Source: stackoverflow.com

Similar codes

0 vote142 views1 answer
2. Write a program to draw this. Assume the innermost square is 20 units per side, and each successive square is 20 units bigger, per side, than the one inside it.
TypeScript
0 vote136 views1 answer
Kick bots command cs go
TypeScript
1 vote138 views1 answer
Js split at index
TypeScript
0 vote155 views1 answer
Capitalize first letter of all word typescript
TypeScript
7 votes239 views2 answers
React native typescript template
TypeScript
0 vote139 views2 answers
Reactive forms radio button
TypeScript
0 vote160 views2 answers
Typescript-eslint disable
TypeScript
2 votes145 views1 answer
Types date typescript
TypeScript
27 votes134 views3 answers
Npx react typescript
TypeScript
1 vote148 views1 answer
Sqlite.create "capacitor" cannot read property 'then' of undefined
TypeScript