12 lines
261 B
JavaScript
12 lines
261 B
JavaScript
|
function Calculator(){
|
||
|
|
this.read = function(){
|
||
|
|
this.a = +prompt('a?', 0);
|
||
|
|
this.b = +prompt('b?', 0);
|
||
|
|
};
|
||
|
|
this.sum = function(){
|
||
|
|
return this.a + this.b;
|
||
|
|
};
|
||
|
|
this.mul = function(){
|
||
|
|
return this.a * this.b;
|
||
|
|
};
|
||
|
|
}
|