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Full Discussion: Sort multidimensional Array
Top Forums Shell Programming and Scripting Sort multidimensional Array Post 303031892 by Marti95 on Thursday 7th of March 2019 04:53:32 AM
Old 03-07-2019
Quote:
Originally Posted by RudiC
Does reversing a sort key help?
Code:
$ IFS=$'\n'
$ echo "${!ENTRIES[*]}" | sort -t, -k1,1n -k2r | while read IX; do printf "%-15s%-15s\n" $IX ${ENTRIES[$IX]}; done
205,IP         111.122.133.20 
205,HOST2      unas           
205,HOST1      unas15533      
205,COMMENT    # UNAS         
775,IP         111.122.133.77 
775,HOST2      wlan           
775,HOST1      15533-wlan     
775,COMMENT    # WLAN Access Point
1015,IP        111.122.133.101
1015,HOST2     rdp1           
1015,HOST1     15533-rdp1     
1015,COMMENT   # RDP-Terminal 1
1025,IP        111.122.133.102
1025,HOST2     rdp2           
1025,HOST1     15533-rdp2     
 1025,COMMENT   # RDP-Terminal 2

Don't forget to reset your IFS afterwards.


EDIT: or, even better to get HOST1 and 2 in the right order:

Code:
echo "${!ENTRIES[*]}" | sort -t, -k1,1n -k2,2.2r -k2.3 | while read IX; do printf "%-15s%-15s\n" $IX ${ENTRIES[$IX]}; done

Your method is not working, this is what i get back
Code:
414,IP         205,HOST1
205,HOST2      414,COMMENT
505,HOST2      505,IP
505,HOST1      1025,COMMENT
775,COMMENT    1015,IP
1025,IP        775,IP
505,COMMENT    205,COMMENT
410,IP         775,HOST1
1015,HOST2     1015,HOST1
775,HOST2      410,HOST1
1015,COMMENT   410,HOST2
414,HOST1      414,HOST2
1025,HOST2     1025,HOST1
410,COMMENT    205,IP

This methode from nezabudka even works better. this sorts my array correct
Code:
shuf -e ${!ENTRIES[@]} | sort -V | while read d; do echo $d=${ENTRIES[$d]}; done

my only problem is now how to get the this entrys in this output order
Code:
# IP - HOST1  - HOST2 - COMMENT

 

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ARRAY_REVERSE(3)							 1							  ARRAY_REVERSE(3)

array_reverse - Return an array with elements in reverse order

SYNOPSIS
array array_reverse (array $array, [bool $preserve_keys = false]) DESCRIPTION
Takes an input $array and returns a new array with the order of the elements reversed. PARAMETERS
o $array - The input array. o $preserve_keys - If set to TRUE numeric keys are preserved. Non-numeric keys are not affected by this setting and will always be preserved. RETURN VALUES
Returns the reversed array. EXAMPLES
Example #1 array_reverse(3) example <?php $input = array("php", 4.0, array("green", "red")); $reversed = array_reverse($input); $preserved = array_reverse($input, true); print_r($input); print_r($reversed); print_r($preserved); ?> The above example will output: Array ( [0] => php [1] => 4 [2] => Array ( [0] => green [1] => red ) ) Array ( [0] => Array ( [0] => green [1] => red ) [1] => 4 [2] => php ) Array ( [2] => Array ( [0] => green [1] => red ) [1] => 4 [0] => php ) SEE ALSO
array_flip(3). PHP Documentation Group ARRAY_REVERSE(3)
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