如何修改data中数组的某个值

array是我在data里面定义的一个数组

var nowup = ‘array[’ + ind + ’ ]';

this.setData({

[nowup]: 1

})

例如我要修改第二项的值怎么做？谢谢大家

VM3292:1 thirdScriptError

Only digits (0-9) can be put inside [] in the path string: array[1 ]; [Component] Event Handler Error @ pages/window/window#bound upclick

Error: Only digits (0-9) can be put inside [] in the path string: array[1 ]