<?php
 
    
 
    $content  = '';
 
    $id = $_GET['spanId'];
 
        
 
    switch ($id) {
 
        
 
        case 'r1c1':
 
                $content = file_get_contents('Row1Col1.txt', 'r') or die("Failed to read from : Row1Col1.txt");                
 
                echo $content;
 
            break;            
 
        
 
        case 'r1c2':
 
                $content = file_get_contents('Row1Col2.txt', 'r') or die("Failed to read from : Row1Col2.txt");                
 
                echo $content;
 
            break;            
 
        
 
        case 'r2c1':
 
                $content = file_get_contents('Row2Col1.txt', 'r') or die("Failed to read from : Row2Col1.txt");                
 
                echo $content;
 
            break;            
 
        
 
        case 'r2c2':
 
                $content = file_get_contents('Row2Col2.txt', 'r') or die("Failed to read from : Row2Col2.txt");                
 
                echo $content;
 
            break;            
 
        
 
        default;        
 
            die ("Uncaught exception in ".__FILE__." at ".__LINE__);
 
    }
 
?>
 
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