剛剛入手小程序沒多久 今天在寫小程序時用到 this.setData時會報錯
這個讓我想起了 react this.setState({}) 一般在react中寫點擊事件的時候 都喜歡 這樣寫 onClick={this.bindClick.bind(this)}
OKOK 破案了 this 指向問題
解決了 但是這樣寫屬實是麻煩 所以ES6 箭頭函數走起吧
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