Web1 人 赞同了该回答. getline是line. cin是word. 说白了 一个换行符分割 一个空白字符分割. 发布于 2024-08-10 20:37. 赞同 1. . 添加评论. 分享. WebMar 7, 2024 · 结论:cin不接受空格,TAB等键的输入,遇到这些键,字符串会终止,而gets ()则接受连续的输入,包括空格,TAB; gets ()只能读取char类型,例如char s [10],gets (s);. gets ()不能读取string类型;. string类型可用getline (),例如string s,getline (cin,s);. getchar ()是用来吃掉回车 ...
我C++的getline输入为什么出现了问题?——两个样例_getline报 …
WebDec 22, 2024 · 1.惨痛的教训 strlen所作的仅仅是一个计数器的工作,它从内存的某个位置(可以是字符串开头,中间某个位置,甚至是某个不确定的内存区域)开始扫描,直到碰到第一个字符串结束符'\0'为止,然后返回计数器值(长度不包含'\0')。我们用cin>>s和scanf(%s)输入字符串时,会在接受完字符串后在末尾加个 ... Webcin.getline(s)没有这种用法, cin的getline需要这样用 cin.getline(s,50,'\n'); 其中s需要时char *或unsigned char *,50表示读入大小(最大),'\n'表示分隔符,可以省略,默认就 … arti nama amelia dalam kristen
getline()如何输入string对象_戎码关山的博客-CSDN博客
WebThe unemployment rate in Fawn Creek is 4.7% (U.S. avg. is 6.0%). Recent job growth is Negative. Fawn Creek jobs have decreased by 0.9%. More Economy. COST OF LIVING … WebReturn value. input [] NoteWhen consuming whitespace-delimited input (e.g. int n; std:: cin >> n;) any whitespace that follows, including a newline character, will be left on the input stream.Then when switching to line-oriented input, the first line retrieved with getline will be just that whitespace. In the likely case that this is unwanted behaviour, possible solutions … WebFeb 2, 2011 · It's a common interface-design problem. cin.getline() is a natural way to make the request, but to avoid making the stream code dependent on , no cin.getline(std::string&) function can be offered. The free-standing getline(cin, s) can later be added once strings have been brought into scope. Not a problem for char* as there's … arti nama amelia dalam alkitab