topicsFromJson function

List<Topics> topicsFromJson(
  1. String str
)

Converts a JSON string into a list of Topics objects.

This function decodes the given JSON string and maps each JSON object to a Topics instance using the Topics.fromJson constructor.

Parameters: str - A JSON string representation of a list of Topics objects.

Returns: A list of Topics instances populated with data from the given JSON string.

Implementation

List<Topics> topicsFromJson(String str) =>
    List<Topics>.from(json.decode(str).map((x) => Topics.fromJson(x)));