使用MySQL在Android应用程序中存储和显示表情符号

Question

I have an application talking to a NodeJS server via socket, that server is talking to PHP via HTTP, and that PHP is using MySQL.

When I try to insert Emojis in a text field, and save it to DB, when I get it back I see "?".

If I copy Emojis from wikipedia (for example ✒️ ❤️

Answer 1

1.)Database : Change Database default collection as **utf8mb4 ** .

2)Table : Change Table collection as ** CHARACTER SET utf8mb4 COLLATE utf8mb4_bin **.

Query :                                                                                                                                                         

        ALTER TABLE Tablename CONVERT TO CHARACTER SET utf8mb4 COLLATE 

utf8mb4_bin

3)Code :

insert into tablename (column1,column2,column3,column4,column5,column6,column7) values ('273','3','Hdhdhdh