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						I have such an array object that I need to sort.
						
drawerList:[
        {url:  .. .. static images icon coin-etc.png  ,name:  ETC  ,zhangfu:+122.33,price:228.253,about:3.3248,state:1},
        {url:  .. .. static images icon coin-bat.png  ,name:  BAT  ,zhangfu:-12.20,price:68.53,about:3.3248,state:0},
  ... 
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						How do I extract the common elements from an array and put them into two arrays?
						
 var arr = [ "2018-04-17T03 ",  "2018-04-18T15 ",  "2018-04-17T04 ",  "2018-04-18T16 ",  "2018-04-17T05 ",  "2018-04-18T17 ",  "2018-04-17T06 ",  "2018-04-17T07 ",  "2018-04-17T08 ",  "2018-04-17T09 ",  "2018-04-17T20 ",  "2018-04-18T10 ",  "2018-04-17T2... 
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-64f5-42a4f34-5eef.MAI); waiting for someone to free some space... (errno: 28 "No space left on device") 
 MySQL Errno : 1021 
 Message :  Disk full (/tmp/#sql-temptable-64f5-42a4f34-5eef.MAI); waiting for someone to free some space... (errno: 28 "No space left on device") 
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