WebJul 8, 2013 · 先判断循环条件后执行循环体用while，先执行一次循环体再判断执行条件用do…while。也就是说do…while这种方式至少会执行一次 ，而while可能会一次都不执 … http://c.biancheng.net/view/172.html

do-while loop - cppreference.com

Web使用代码块，代码块内定义变量，不用考虑变量重复问题. 当你的功能很复杂，变量很多你又不愿意增加一个函数的时候，使用do{}while(0);，将你的代码写在里面，里面可以定义变量而不用考虑变量名会同函数之前或者之后的重复。 WebFeb 24, 2024 · The working of the do…while loop is explained below: When the program control first comes to the do…while loop, the body of the loop is executed first and then the test condition/expression is checked, unlike … bucket hat with strap

03 while和do...while循环的用法与区别 - 知乎

Web1.do-while循环的基本语法如下：. do { //循环体 }while (循环条件); do-while循环属于是一种”直到型“的循环结构。. 因为循环条件是在循环体的后面，所以循环体在判断循环条件之 … WebMar 1, 2024 · while语句后面的表达式( guess != number )用于判断循环条件是否满足,如果用户输入的数值和答案不相等，该表达式返回的结果为真，继续执行循环体，要求用户根 … WebOct 25, 2024 · C++ Do/While Loop. Loops come into use when we need to repeatedly execute a block of statements. Like while the do-while loop execution is also terminated on the basis of a test condition. The main difference between a do-while loop and a while loop is in the do-while loop the condition is tested at the end of the loop body, i.e do-while … bucket hat with shield