/TypeScript/Typescript pass a function as an argunetn

Typescript pass a function as an argunetn

class Foo {
    save(callback: (n: number) => any) : void {
        callback(42);
    }
}
var foo = new Foo();

var strCallback = (result: string) : void => {
    alert(result);
}
var numCallback = (result: number) : void => {
    alert(result.toString());
}

foo.save(strCallback); // not OK
foo.save(numCallback); // OK

Source: stackoverflow.com

Similar codes

0 vote139 views1 answer
From __future__ import unicode_literals import youtube_dl ydl_opts = {} with youtube_dl.YoutubeDL(ydl_opts) as ydl: ydl.download(['VideoURL'])
TypeScript
0 vote163 views1 answer
Cluster list values python
TypeScript
0 vote132 views1 answer
How to check if key exists in json object c#
TypeScript
0 vote139 views1 answer
Increment elements in array typescript
TypeScript
8 votes123 views5 answers
Google fonts cdn link
TypeScript
5 votes96 views3 answers
Angular unsubscribe from observable
TypeScript
1 vote151 views1 answer
React native signature
TypeScript
1 vote136 views1 answer
How to Pass Arguments to a Bash Script
TypeScript
0 vote131 views4 answers
Download toasts in django
TypeScript
0 vote126 views1 answer
Output requirements conda
TypeScript