How to get the files uploaded by el-upload by Node.js

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when using the upload component of element, I replaced action with the interface path of the post type written by myself,

but how should I extract the file stream I uploaded in the method of the interface? Now that I print req.body.req.data,req.params,req.file, it"s all undefind or {}. Please let me know

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has been resolved. There was a little error when using multer

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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-64f5-1bee83b-54862.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bee83b-54862.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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