Why does WeChat Mini Programs fill the array of data with setData that length is 0?

the array set in data, setData is populated with list, but the length of the array is still an empty array. What is the principle of this?


onLoad is the first function in the life cycle
your setData hasn't been executed
so length equals 0


you can't console in onLoad, man

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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-64f5-7ad093-2458b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-7ad093-2458b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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