# include/xapian/queryparser.h File Reference

parsing a user query string to build a Xapian::Query object More...

`#include <xapian/base.h>`
`#include <xapian/query.h>`
`#include <xapian/termiterator.h>`
`#include <xapian/visibility.h>`
`#include <set>`
`#include <string>`

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## Namespaces

namespace | Xapian
namespace | Xapian::v102

## Classes

class | Xapian::Stopper
| Base class for stop-word decision functor. More...
class | Xapian::SimpleStopper
| Simple implementation of Stopper class - this will suit most users. More...
struct | Xapian::ValueRangeProcessor
| Base class for value range processors. More...
class | Xapian::StringValueRangeProcessor
| Handle a string range. More...
class | Xapian::DateValueRangeProcessor
| Handle a date range. More...
class | Xapian::v102::NumberValueRangeProcessor
| Handle a number range. More...
class | Xapian::QueryParser
| Build a Xapian::Query object from a user query string. More...

## Functions

XAPIAN_VISIBILITY_DEFAULT std::string | Xapian::sortable_serialise (double value)
| Convert a floating point number to a string, preserving sort order.
XAPIAN_VISIBILITY_DEFAULT double | Xapian::sortable_unserialise (const std::string &value)
| Convert a string encoded using sortable_serialise back to a floating point number.

## Detailed Description

parsing a user query string to build a Xapian::Query object