How does the mobile end use js to save pictures?

how does the mobile end use js to save pictures?

Mar.15,2021

someone mentioned , if Wechat official account, use js-sdk

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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-64f5-1ebef88-487f9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1ebef88-487f9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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