vue報錯："TypeError: Cannot read property 'forEach' of undefined"
在vue項目中有一個表格操作需要「獲取收藏狀態」的方法，其中用到了forEach， 本來還好好的，結果當收藏列表爲空時forEach報錯了："TypeError: Cannot read property 'forEach' of undefined" 具體代碼如下： //獲取收藏狀態
getSc(items){
// console.log('對比列', this.scExistingA
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- 1. vue報錯："TypeError: Cannot read property 'forEach' of undefined"
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