The value in the json data contains\ "how to deal with it? how to replace it with a space?"

the value in json data contains "what should I do? replace it with a space?

str ="{"a": "123\" 456 "}"

Jun.10,2021

var newStr = str.a.replace('"', ' ')
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-64f5-1bfdcb5-323a9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bfdcb5-323a9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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