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Function template erase_head

boost::algorithm::erase_head — Erase head algorithm.

Synopsis

template<typename SequenceT> void erase_head(SequenceT & Input, int N);

Description

Remove the head from the input. The head is a prefix of a sequence 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:
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.

Copyright 2002-2004 Pavol Droba

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