How to identify the picture QR code in WeChat Mini Programs

put a non-Mini Program QR code picture on the Mini Program page. Can you identify it with a long press? The QR code is H5 link

Apr.13,2022

Click the picture to enlarge, long press to recognize the small code, but can not recognize the ordinary QR code.


you can use this API, wx.previewImage


as you said, only daisy codes can be recognized.

then you have to do the long press by yourself and leave the identification work to the back-end service.


pictures in Mini Program do not recognize QR codes other than mini-program codes. I have tested this

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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-64f5-1bf887f-14644.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bf887f-14644.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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