day03-流程控制语句-循环流程-三种循环的区别
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day03/src/com/inmind/circle_diff06/Demo11.java
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38
day03/src/com/inmind/circle_diff06/Demo11.java
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package com.inmind.circle_diff06;
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/*
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三种循环的区别:
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使用场景:
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for:数组的遍历,集合的遍历,字符串的遍历 ,流数据
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while:io流
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do-while:当循环体必须执行一次的时候
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不同之处:
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当循环变量,直接不符合循环条件时,do-while一定会执行一次循环体
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for循环的循环变量,超出for的范围不能使用,就像没定义过一样
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*/
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public class Demo11 {
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public static void main(String[] args) {
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System.out.println("-------------for---------------");
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for (int j = 100; j <= 10; j++) {
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System.out.println(j);
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}
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int j = 10;
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System.out.println(j);
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System.out.println("-------------while---------------");
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int i = 100;
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while(i<=10){
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System.out.println(i);
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i++;
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}
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System.out.println(i);
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System.out.println("-------------do-while---------------");
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//1~10
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int k = 100;
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do{
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System.out.println(k);
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k++;
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}while(k <=10);
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System.out.println(k);
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}
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}
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