Boost C++ Libraries

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Function template istarts_with

boost::algorithm::istarts_with — 'Starts with' predicate ( case insensitive )

Synopsis

// In header: <boost/algorithm/string/predicate.hpp>


template<typename Range1T, typename Range2T> 
  bool istarts_with(const Range1T & Input, const Range2T & Test, 
                    const std::locale & Loc = std::locale());

Description

This predicate holds when the test string is a prefix of the Input. In other words, if the input starts with the test. Elements are compared case insensitively.

	Note
	This function provides the strong exception-safety guarantee

Parameters:

`Input`	An input sequence
`Loc`	A locale used for case insensitive comparison
`Test`	A test sequence

Returns:

The result of the test