javascript 精准计算两个时间间相差多少年月日时分秒

<script>     //时间格式  2001-10-01 05:12:10    2021-10-01 05:12:10     var time = time_jisuan('2001-09-01 03:10:10', '2021-10-31 05:12:11');     console.log('===================')     console.log(time)

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