下面这个代码为啥结果是0位数？
public class hello {
public static void main(String[] args) {
int count = 0;
for(int num = 9; (num/=10)>0 ;){
count++;
}
System.out.println("它是个"+count+"位数");
}
}
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public class hello {
public static void main(String[] args) {
int count = 0;
for(int num = 9; (num/=10)>0 ;){
count++;
}
System.out.println("它是个"+count+"位数");
}
}
2017-08-01
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