<?php function addRq($sValue) { return [ 'rq' => 'rq'.$sValue, 's' => $sValue ]; }
Standard input is empty
array(4) {
[0]=>
array(2) {
["rq"]=>
string(4) "rqaa"
["s"]=>
string(2) "aa"
}
[1]=>
array(2) {
["rq"]=>
string(4) "rqbb"
["s"]=>
string(2) "bb"
}
[2]=>
array(2) {
["rq"]=>
string(4) "rqcc"
["s"]=>
string(2) "cc"
}
[3]=>
array(2) {
["rq"]=>
string(4) "rqdd"
["s"]=>
string(2) "dd"
}
}