I need to replace all the total values with the corresponding subtraction of start and end values. Values are come from a sql result Any help how to do that? For Ex :
12.30 - 5.00 = 7.30
15.30 - 7.00 = 8.30
16.30 - 9.00 = 7.30
Existing array
array(184) {
[1]=>
array(3) {
["start"]=>
string(4) "5.00"
["end"]=>
string(4) "12.30"
["total"]=>
string(4) "1.00"
}
[2]=>
array(3) {
["start"]=>
string(4) "7.00"
["end"]=>
string(4) "15.30"
["total"]=>
string(4) "1.00"
}
[3]=>
array(3) {
["start"]=>
string(4) "9.00"
["end"]=>
string(4) "16.30"
["total"]=>
string(4) "1.00"
}
... // more records are there
}
Replaced final array
array(184) {
[1]=>
array(3) {
["start"]=>
string(4) "5.00"
["end"]=>
string(4) "12.30"
["total"]=>
string(4) "7.30"
}
[2]=>
array(3) {
["start"]=>
string(4) "7.00"
["end"]=>
string(4) "15.30"
["total"]=>
string(4) "8.30"
}
[3]=>
array(3) {
["start"]=>
string(4) "9.00"
["end"]=>
string(4) "16.30"
["total"]=>
string(4) "7.30"
}
... // more records are there
}