Function template replace_head
boost::algorithm::replace_head — Replace head algorithm.
Synopsis
template<typename SequenceT, typename RangeT>
void replace_head(SequenceT & Input, int N, const RangeT & Format);
Description
Replace the head of the input with the given format string. The head is a prefix of a string of given size. If the sequence is shorter then required, the whole string is considered to be the head. The input sequence is modified in-place.
Parameters: |
Format |
A substitute string |
Input |
An input string |
N |
Length of the head. For N>=0, at most N characters are extracted. For N<0, size(Input)-|N| characters are extracted. |
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