8ad6b9f08b5c7238a777c8edc4128283812fc620,src/lyons/tools/ScannerChoice.java,ScannerChoice,ScannerInfo,#,24
Before Change
String regex = "(([1-9][0-9]*)\\.([0-9]{2}))|[0]\\.([0-9]{2})";//保留小数点后2位小数
if (info.matches(regex))
{
return Double.parseDouble(info);
}else
{
System.err.println("!输入有误!");
After Change
String regex = "(([1-9][0-9]*)\\.([0-9]{2}))|[0]\\.([0-9]{2})";//保留小数点后2位小数
if (info.matches(regex))
{
num = Double.parseDouble(info);
}else
{
System.err.println("!输入有误!");
continue;
}
break;
} while (true);
return num;
}
/*
* 获取用户--輸入图书信息