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php json_encode function encrypts a two-dimensional array and returns false!!!!!????

php json_encode function encrypts a two-dimensional array, returns false!!!!!???? Why is this, please give me some advice

..........2338 days ago1559

reply all(3)I'll reply

  • ringa_lee

    ringa_lee2018-08-04 09:40:31

    Send me your array format and see

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  • Summer

    Summer2018-08-03 18:24:19

    json_encode is to convert json data into an array

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  • ringa_lee

    You said the opposite, json_decode is the conversion of json format to object or array, json_encode is the opposite.

    ringa_lee · 2018-08-04 09:41:21
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