1. C99. Plc

Some languages provide a way to create a value of a structured type "on the fly, " without first storing it in a variable. In Ada, for example, an array or record value can be created by using an aggregate. In an Ada aggregate, either positional or named notation can be used, with mixing of the two allowed. What is the name of this feature in C99? For what types is this feature supported in C99? Does C99 allow the use of positional notation? If so, give an example for each supported type Does C99 allow the use of named notation? If so, give an example for each supported type. Does C99 allow the use of both positional and named notation? If so, give an example for each supported type