abstract：composer create-project topthink/think=5.1.* tp5安裝thinkphp 5.1
composer create-project topthink/think=5.1.* tp5
安裝thinkphp 5.1
Correcting teacher：天蓬老師Correction time：2020-03-08 17:36:52
Teacher's summary：指令是正確的, 但作業(yè)顯然不是考察這個(gè)...........