一、核心含义与时间指向不同 “in a while”指“不久后”或“过一会儿”,具有未来导向性。例如说“Let's take a break and resume in a while”(我们休息一下,过会儿继续),暗示休息结束后即将恢复工作。而“for a while”表示“持续一段时间”,如“He studied f...
for a while 和 in a while的用法差異是什麼for a while 和 in a while 長得好像啊！但是要如何...
.” For example, saying “I will wait here for a while” instead of “I will wait here awhile.” Another mistake is using “awhile” as a noun phrase instead of “a while.” For example, saying “I haven’t seen her in awhile” instead of “I haven’t seen her in a while....
while (i--) { //处理myarray[i] } for-in循环 for-in 循环应该用来遍历非数组对象。使用for-in循环也被称为枚举(enumeration); 从技术上来说,也可以使用for-in循环来遍历数组 (因为JavaScript中,数组也是对象),但是不推荐用户这样使用,因为当该数组对象已经被自定义函数扩大后,这样做有可能会导致逻辑上的错...
While循环语句的翻译程序设计与实现 递归下降法 输出四元式*/#include <iostream>#include <string>#include <fstream>#include <stack>#include <queue>using namespace std;#define ERROR 0;#define OK 1;void anasyProgram(string program);void listWord();void anasyWord();//保存拆开后的单个符号struct Wo...
此迭代语句重复执行语句或语句块。for语句:在指定的布尔表达式的计算结果为true时会执行其主体。foreach语句:枚举集合元素并对集合中的每个元素执行其主体。do语句:有条件地执行其主体一次或多次。while语句:有条件地执行其主体零次或多次。 在迭代语句体中的任何点,都可以使用break语句跳出循环。 可以使用continue语句...
本句主干为the use of artificial grass must comply with the legal and policy safeguards.后面while measure...should serve连接的并列句,表示对比,with the legal and policy safeguards in place做状语,to protect biodiversity动词不定式短语做目的...
And society expects-and needs-parents to persist in their role for18 years, or longer if needed."While most parents do this out of love, there are public penalties for not providing care. What parents do, in other words, is of deep concern to the state.for the obvious reason that ...
来来来, for(;;) vs. while(true) 有什么区别?从java的语义上来说,他们是一模一样的。为何怎么说? 开始我们先测试for(;;) package com.tony.test; import org.junit.Test; /** * 测试循环 * * @author tony * @create 2019-12-26 10:43 **/ public class LoopTest { @Test public void test...
Visual Studio for Mac will launch, and you can open a project or create a new one. If you have network trouble while installing in a corporate environment, review theinstalling behind a firewall or proxyinstructions. 备注 If you chose not to install a platform or tool during the original ...