我照着后面案例敲得 这个显示我get后面的在这里没有定义,书上也没用定义,是不是书上的有问题 能帮帮忙吗

CodePudding user response:

Is. (point) you, (comma)

CodePudding user response:

is supposed to be here. Come out, need not hand to knock, you knock is a comma, you two picture is the same problem,

CodePudding user response:

For. Instead,

CodePudding user response:

reference weixin_43604684 reply: 3/f

change. Instead,

You want to see the Assessment for this class, it is estimated that only get set