GetJson
This method returns the value of a property as data type STRING(255), if this is a JSON document itself. With longer strings, the method will return a NULL string. In this case the method CopyJson() must be used.
Syntax
METHOD GetJson : STRING(255)
VAR_INPUT
v : SJsonValue;
END_VAR
Return value
Name | Type |
|---|---|
GetJson | STRING(255) |
Inputs
Name | Type |
|---|---|
v | SJsonValue (note possible invalidity) |
Sample call:
jsonDoc := fbJson.ParseDocument(sExistingJsonDocument);
jsonProp := fbJson.FindMember(jsonDoc, 'property');
sJson := fbJson.GetJson(jsonProp);