我想问一下,为什么我按照打印出来的路径来写了,但propertyId还是undefined?求助求助I would like to ask why I wrote it according to the printed path, but the propertyId is still undefined? ask for help
我想问一下,为什么我按照打印出来的路径来写了,但propertyId还是undefined?求助求助回答:
res.data.buildings[0].propertyId
学会提问,这个undefined?
第一、把你上面的that.data.buildings打印结果显示出来,第二,看你的buildings第二个结果显示的明明是数组