The latest articles on DEV Community by sarritesh (@sarritesh). https://dev.to/sarritesh https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F836148%2F01a2e6df-d0fe-432b-a434-91b073a1bbe0.png https://dev.to/sarritesh en sarritesh Thu, 24 Mar 2022 14:15:17 +0000 https://dev.to/sarritesh/reading-key-and-value-from-a-map-field-in-protobuf-message-using-c-api-call-34ib https://dev.to/sarritesh/reading-key-and-value-from-a-map-field-in-protobuf-message-using-c-api-call-34ib <p>I have a proto3 file. There is a message in the proto file that contains a map field.</p> <p>proto3<br> package abc.xyz.testproto<br> message abc<br> {<br> map mapfield = 1;<br> }<br> Suppose as a c++ consumer i want to read this map field, what would be the api call necessary for me to read these key and value from this map field into a string and int field in c++ ?</p> <p>I tried to look for it here : <a href="https://developers.google.com/protocol-buffers/docs/reference/cpp-generated#map-fields">https://developers.google.com/protocol-buffers/docs/reference/cpp-generated#map-fields</a> but could not find how the code on how to consume the map fields. Can someone help me with it ?</p> cpp protobuf proto3