c++ string 拼接
时间: 2023-08-19 16:06:51 浏览: 54
在C++中,可以使用+运算符或append()函数来拼接字符串。引用中的代码中展示了一些字符串拼接的示例。
使用+运算符:
string str1 = "ls";
string str2 = "test.c";
string str3 = str1 + " /tmp/"; // str3的值为"ls /tmp/"
string str5 = str1 + " append " + "haha"; // str5的值为"ls append haha"
使用append()函数:
string tmp = str1 + " append";
string str5 = tmp.append("haha"); // str5的值为"ls append haha"
另外,引用提到了使用push_back()函数来拼接字符串,这是一种高效的方式。
所以,在C++中,可以使用+运算符、append()函数或push_back()函数来进行字符串拼接。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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