| ' . $header . ' | ';
$var1_arry = array_count_values(array_column($main_arr, 'var1_code'));
$var2_arry = array_count_values(array_column($main_arr, 'var2_code'));
$var12_arr = array_count_values(array_column($main_arr, 'var_1_n_2'));
foreach($var1_arry as $var1_key => $var1_val){
echo '' . $var1_key . ' | ';
}
echo '
|---|
';
foreach($var2_arry as $var2_key => $var2_val){
echo '| ' . $var2_key . ' | ';
foreach($var1_arry as $var1_key => $var1_val){
$key_code = $var1_key . $var2_key;
if(isset($var12_arr[$key_code])){
echo '' . $var12_arr[$key_code] . ' | ';}
else{
echo ' | ';
}
}
echo '
';
}
echo '';
}