https://github.com/huangmingchuan/Cpp_Primer_Answers/blob/master/ch03/exercise3_...
mounted () { // Your Custom Method this.someMethod() this.$nextTick(()=&g...
最簡單的方法: let arr = [ ['f0','f0','f1','f1','f2'], ['f0','f0','f1','f1','f2'],...
首先貼程式碼,或者貼到Playground網站給人家測試 接著為什麼你有兩個id=period?在一個HTML當中,每一個ID只允許出現在一個HTML標籤上所以...