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Function `std.json.JSONValue.opBinaryRight`

Support for the in operator.


						
				auto auto opBinaryRight(string op : "in")
				(
				

				  string k
				

				) const @safe;

Tests wether a key can be found in an object.

Returns

when found, the const(JSONValue)* that matches to the key, otherwise null.

Throws

JSONException if the right hand side argument JSON_TYPE is not OBJECT.

Example

JSONValue j = [ "language": "D", "author": "walter" ];
string a = ("author" in j).str;

Authors

Jeremie Pelletier, David Herberth

License

Boost License 1.0.