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Json::Path Class Reference

Experimental and untested: represents a "path" to access a node. More...

#include <json/value.h>

Public Member Functions

 Path (const String &path, const PathArgument &a1=PathArgument(), const PathArgument &a2=PathArgument(), const PathArgument &a3=PathArgument(), const PathArgument &a4=PathArgument(), const PathArgument &a5=PathArgument())
 
const Valueresolve (const Value &root) const
 
Value resolve (const Value &root, const Value &defaultValue) const
 
Valuemake (Value &root) const
 Creates the "path" to access the specified node and returns a reference on the node. More...
 

Detailed Description

Experimental and untested: represents a "path" to access a node.

Syntax:

  • "." => root node
  • ".[n]" => elements at index 'n' of root node (an array value)
  • ".name" => member named 'name' of root node (an object value)
  • ".name1.name2.name3"
  • ".[0][1][2].name1[3]"
  • ".%" => member name is provided as parameter
  • ".[%]" => index is provided as parameter

Constructor & Destructor Documentation

◆ Path()

Json::Path::Path ( const String path,
const PathArgument a1 = PathArgument(),
const PathArgument a2 = PathArgument(),
const PathArgument a3 = PathArgument(),
const PathArgument a4 = PathArgument(),
const PathArgument a5 = PathArgument() 
)

Member Function Documentation

◆ make()

Value & Json::Path::make ( Value root) const

Creates the "path" to access the specified node and returns a reference on the node.

◆ resolve() [1/2]

const Value & Json::Path::resolve ( const Value root) const

◆ resolve() [2/2]

Value Json::Path::resolve ( const Value root,
const Value defaultValue 
) const

The documentation for this class was generated from the following files: