Below array need to sort by planning_no field
Array ( [0] => stdClass Object ( [planning_no] => 100-3 [pieces] => 0 ) [1] => stdClass Object ( [planning_no] => 100 [pieces] => 0 ) [2] => stdClass Object ( [planning_no] => 100-2 [pieces] => 0 ) [3] => stdClass Object ( [planning_no] => 100 [pieces] => 148 ) [4] => stdClass Object ( [planning_no] => 102 [pieces] => 0 ) [5] => stdClass Object ( [planning_no] => 100-1 [pieces] => 0 ) )
I want array in below format
Array ( [0] => stdClass Object ( [planning_no] => 100 [pieces] => 0 ) [1] => stdClass Object ( [planning_no] => 100 [pieces] => 148 ) [2] => stdClass Object ( [planning_no] => 100-1 [pieces] => 0 ) [3] => stdClass Object ( [planning_no] => 100-2 [pieces] => 0 ) [4] => stdClass Object ( [planning_no] => 100-3 [pieces] => 0 ) [5] => stdClass Object ( [planning_no] => 102 [pieces] => 0 ) )