PHP use namespace contains special symbols

the folder where my class is located is named user-register,. This folder contains a -, and then I report an error when I use the class under this folder in other php files, as shown in the following figure, the Laravel framework I use:

clipboard.png

if you really need to use the classes under such a folder, ask for the guidance of God on what the syntax should be.

Php
Mar.23,2021

modify folder name

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e4f7fb-45031.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e4f7fb-45031.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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