/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

1 vote123 views1 answer
Ion input ngmodel not working ionic 6
TypeScript
5 votes133 views2 answers
Typescript type from array
TypeScript
1 vote120 views1 answer
Angular 8 set cookie to string
TypeScript
2 votes131 views1 answer
TypeScript: Restart server
TypeScript
0 vote122 views1 answer
Engineering adding requirements to password
TypeScript
0 vote140 views1 answer
Python program to extract characters from various text files and puts them into a list
TypeScript
2 votes118 views2 answers
Typeorm find orderby
TypeScript
0 vote122 views1 answer
Debian install typescript
TypeScript
0 vote144 views1 answer
Directory. Relative imports outside of src/ are not supported.
TypeScript
0 vote122 views2 answers
Typescript omit
TypeScript