Question

How to declare, initialize and print a matrix in PHP

Answer 1

function print_matrix($matrix) { 
    for ($i = 0; $i < sizeof($matrix); $i++) { 
        for ($j = 0; $j < sizeof($matrix); $j++) {
            echo $matrix[$i][$j] . " "; 
        }
        echo "<br />"; 
    } 
    echo "<br />"; 
} 
 
$matrix = array(array(1, 2, 3), 
                array(4, 5, 6), 
                array(7, 8, 9)); 
 
   
print_matrix($matrix); 
  
  
/*
run:
       
1 2 3
4 5 6
7 8 9  
      
*/

 

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