Why is the timestamp of parameters passed in new Date () different from those separated by commas?

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Why are the parameters of new Date () passed in a string and separated by commas, resulting in a different timestamp?

May.08,2021

everything is in the document
MDN link

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Note: Date1370 new Date(2013, 13, 1)new Date(2014, 1, 1)2014-02-010new Date(2013, 2, 1, 0, 70)new Date(2013, 2, 1, 1, 10)2013-03-01T01:10:00

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js time disgusting place, directly pass in the number, calculate to you + 1, the string represents normal, when you get the month, it is-1

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MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b319bb-2bd9c.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b319bb-2bd9c.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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