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Function std.json.JSONValue.opBinaryRight

Support for the in operator.

inout inout(JSONValue)* opBinaryRight(string op : "in") (
  string k
) @safe;

Tests wether a key can be found in an object.


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


JSONException if the right hand side argument JSONType is not object.


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


Jeremie Pelletier, David Herberth


Boost License 1.0.