How tp5 updates fields

This article mainly introduces "the way tp5 updates fields". In the daily operation, I believe that many people have doubts about the way tp5 updates fields. The editor consulted all kinds of materials and sorted out simple and easy-to-use methods of operation. I hope it will be helpful to answer the doubts of "how to update fields by tp5". Next, please follow the editor to study!

High version

$test_int = 1 db dump (db ('member')-> field (' uid,login_num,groupid')-> where ('uid',16)-> find ()); $result = db (' member')-> where ('uid',16)-> update ([' login_num'= > Db::raw ("login_num+$test_int"), 'groupid'= > Db::raw ("groupid-$test_int")); dump ($result) Dd (db ('member')-> field (' uid,login_num,groupid')-> where ('uid',16)-> find ())

Lower version

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