/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 vote159 views1 answer
IM DEAD
TypeScript
1 vote157 views1 answer
How to add new line at n typography
TypeScript
0 vote137 views1 answer
Coding and testing is done in following manner
TypeScript
0 vote105 views1 answer
How to permit only a few values in dbms
TypeScript
1 vote148 views1 answer
What is the name of belt around the orbits of earth and mars
TypeScript
0 vote140 views2 answers
Ng2003
TypeScript
0 vote196 views1 answer
Typescript instantiate 2d array
TypeScript
0 vote168 views1 answer
Angular date to string format
TypeScript
1 vote186 views1 answer
Typescript override interface property
TypeScript
1 vote151 views2 answers
Htmlspecialchars() expects parameter 1 to be string, object given
TypeScript