How to remove the text label of Baidu map?

1. Baidu Map Click the marker on the map to display the text on the label and the one on the label cannot be cleared

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2 how do I delete the previous label?


you can use the icon of Baidu Map not cleared by default to realize

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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-64f5-1bdd585-31384.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bdd585-31384.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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