About how echart gets data on the mouse axis through the mouseover event

as shown in the picture, I want to add a mouseover time to echart to get the value of the current point of data on the mouse axis.

Mar.14,2021

I also have this demand recently. Do you have the answer


on the official website, haven't you read the document?
http://echarts.baidu.com/api.

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-64f5-1e46613-44b9b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e46613-44b9b.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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