boost::urls::string_token::arg::prepare
Return a modifiable character buffer
Synopsis
Declared in <boost/url/grammar/string_token.hpp>
virtual
char*
prepare(std::size_t n) = 0;Description
This function attempts to obtain a character buffer with space for at least n characters. Upon success, a pointer to the beginning of the buffer is returned. Ownership is not transferred; the caller should not attempt to free the storage. The buffer shall remain valid until this is destroyed.
| This function may only be called once. After invoking the function, the only valid operation is destruction. |
Parameters
Name |
Description |
n |
The number of characters needed |
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