Why variable doesn`t increase?
function Ticker() {
this._i = 0
}
Ticker.prototype = {
tick: function() {
console.log(this._i++);
}
}
var ticker = new Ticker();
setInterval(ticker.tick, 1000);
and what _
means?
Why variable doesn`t increase?
function Ticker() {
this._i = 0
}
Ticker.prototype = {
tick: function() {
console.log(this._i++);
}
}
var ticker = new Ticker();
setInterval(ticker.tick, 1000);
and what _
means?