typescript method with or code example
Example 1: 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);
foo.save(numCallback);
Example 2: classes in typescript
class Info {
private name: string ;
constructor(n:string){
this.name = n ;
};
describe(){
console.log(`Your name is ${this.name}`);
}
}
const a = new Info('joyous');
a.describe();