37 lines
686 B
Markdown
37 lines
686 B
Markdown
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# String::CStr
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```cpp
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const char* CStr() const;
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```
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返回指向以 null 结尾的 C 字符串的指针。
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**参数：** 无
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**返回：** 指向内部字符数组的指针，以 null 结尾
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**复杂度：** O(1)
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**示例：**
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```cpp
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#include "XCEngine/Containers/String.h"
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#include <iostream>
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#include <cstring>
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int main() {
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XCEngine::Containers::String s("Hello World");
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const char* cstr = s.CStr();
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std::cout << cstr << std::endl; // 输出: Hello World
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std::cout << "Length: " << std::strlen(cstr) << std::endl; // 输出: Length: 11
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return 0;
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}
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```
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## 相关文档
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- [String 总览](string.md) - 返回类总览
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- [Length](size.md) - 获取长度
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