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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
$ar = array(
array(10,5,3,6),
array(8,2,11,13),
array(9,25,30,18),
array(34,37,38,24)
);
$arTmp = array();
$size = sizeof($ar);
for ($i = 0; $i<=$size-1; $i++) {
$arTmp [$i] = $ar [$i][$i];
}
sort($arTmp);
for ($i = 0; $i<=$size-1; $i++) {
$ar [$i][$i] = $arTmp [$i];
}
foreach ($arr as $value) {
echo $value;
}