std::strcpy
From cppreference.com
Defined in header
<cstring>
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char* strcpy( char* dest, const char* src );
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Copies the character string pointed to by src
, including the null terminator, to the character array whose first element is pointed to by dest
.
The behavior is undefined if the dest
array is not large enough. The behavior is undefined if the strings overlap.
Contents |
[edit] Parameters
dest | - | pointer to the character array to write to |
src | - | pointer to the null-terminated byte string to copy from |
[edit] Return value
dest
[edit] Example
Run this code
#include <iostream> #include <cstring> #include <memory> int main() { const char* src = "Take the test."; // src[0] = 'M'; // can't modify string literal auto dst = std::make_unique<char[]>(std::strlen(src)+1); // +1 for the null terminator std::strcpy(dst.get(), src); dst[0] = 'M'; std::cout << src << '\n' << dst.get() << '\n'; }
Output:
Take the test. Make the test.
[edit] See also
copies a certain amount of characters from one string to another (function) |
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copies one buffer to another (function) |
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C documentation for strcpy
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