程序结束后,就将得到不正确的值。
We then end up with an incorrect value at the end of our program.
如果输入不正确的值,标签将变成红色,警告用户验证错误。
If an incorrect value is entered, the label will become red to alert the user of a validation error.
有时您可以通过将不正确的值改为将由正确代码产生的值以临时地调整代码问题。
You can sometimes temporarily adjust to code problems by changing incorrect values to those that would have been produced by correct code.
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