How to add header? when uploading Files with JS form

to be compatible with IE, do not use FormData

how to add header??? for upload in EXTJS environment

Mar.26,2022
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-64f5-1eabefd-2098.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1eabefd-2098.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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