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Add json::object::has query for keys

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This commit is contained in:
Danny Robson 2012-04-20 18:09:23 +10:00
parent f0928b80c1
commit fd113f6c4d
2 changed files with 8 additions and 1 deletions
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6
json.cpp.rl
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@ -403,6 +403,12 @@ json::object::operator[](const std::string &key) const {
} }
bool
json::object::has (const std::string &key) const {
return m_values.find (key) != m_values.end ();
}
void void
json::object::clear (void) json::object::clear (void)
{ m_values.clear (); } { m_values.clear (); }

3
json.hpp
View File

@ -104,8 +104,9 @@ namespace json {
virtual bool operator==(const node &rhs) const virtual bool operator==(const node &rhs) const
{ return rhs == *this; } { return rhs == *this; }
virtual void insert (const std::string &key, std::unique_ptr<node>&& value); virtual void insert (const std::string &key, std::unique_ptr<node>&& value);
virtual const node& operator[](const std::string &key) const; virtual const node& operator[](const std::string &key) const;
virtual bool has (const std::string&) const;
virtual void clear (void); virtual void clear (void);
virtual void erase (const std::string &key); virtual void erase (const std::string &key);