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                [TOC] >[success] # 改變this指向 ~~~ 用'傳統函數'經常有一些'this'的限制,所以需要去改變'this'指向 ~~~ <br/> >[success] ## this保存成變量 ~~~ 通過保存變量的方式改變'this' ~~~ ~~~ data(){ return{ data: [] } }, created(){ let that = this // 保存變量的方式 api(params).then(function(res) { that.data = res }) } ~~~ <br/> >[success] ## bind方式改變this指向 ~~~ data(){ return{ data: [] } }, created(){ api(params).then(function(res) { this.data = res }.bind(this)) } ~~~ <br/> >[success] ## 箭頭函數 ~~~ data(){ return{ data: [] } }, created(){ api(params).then(res => { this.data = res })) } ~~~ <br/>
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