Assignment to function parameter 'queryString'

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`if (queryString = undefined) {

    queryString = "";
  }`
  
  
  Assignment to function parameter "queryString" 
Apr.01,2021

does not recommend assigning values to parameters of function. Set a new variable to do this

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-64f5-1e468cf-44107.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e468cf-44107.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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