/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

2 votes246 views1 answer
Formgroup addcontrol
TypeScript
0 vote167 views9 answers
Twitter analysis in R clean tweets
TypeScript
0 vote293 views1 answer
Java read all objects on a file
TypeScript
0 vote183 views1 answer
Components of loadrunner
TypeScript
4 votes179 views1 answer
Ionic toast
TypeScript
0 vote315 views1 answer
Git rebase two commits to one
TypeScript
0 vote180 views1 answer
Surround substring with quotes
TypeScript
5 votes241 views1 answer
Heroku database error unknow attribute first_name for user
TypeScript
0 vote172 views1 answer
InsertSheet() at the beginning of active sheets google script
TypeScript
0 vote186 views1 answer
Git show which commit a tag points to
TypeScript