When I use in to verify that a field must be before 1 and 2, I reported an error, can you help me see why?
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291125830 commented
Warning: explode() expects parameter 2 to be string, array given in /home/baihe/xiangyang_rpc-service/application/library/Util/Validator.php on line 981
willemwollebrants commented
Can you please provide a code sample?