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Please tell me how to implement this function: If the user xia dan of the mall has the same delivery address, a reminder will pop up and cannot be saved.

QQ截图20210823163846.png

FlippedFlipped1198 days ago1509

reply all(2)I'll reply

  • autoload

    autoload2021-08-23 16:44:51

    Use ajax to obtain the filled-in data, pass it to the controller, query it, and then return the corresponding information to make a judgment

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    • Flipped

    Brother, can you write the specific code? I just started learning and I was really confused.

    — Flipped · 2021-08-23 16:46:27
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