Serializerfeature Serialization Properties for Fastjson

Serializerfeature Serialization Properties for Fastjson

Fastjson the value of key is null, this field is not displayed by default

Jsonobject.tojsonstring (Object object, Serializerfeature ... features)

Quotefieldnames whether to use double quotes when ———-output key, by default True
writemapnullvalue--– whether to output a field with a null value, false by default
writenullnumberaszero--numeric field if NULL, the output is 0, not null
writenulllistasempty-–list field if NULL, the output is [], NOT NULL
writenullstringasempty-character Type field if NULL, the output is "", NOT NULL
Writenullbooleanasfalse–boolean field if NULL, the output is false, not NULL

Serializerfeature Serialization Properties for Fastjson