Sorting Multidimensional Arrays : Multidimensional Array « Data Structure « PHP

1. PHP
2. Data Structure
3. Multidimensional Array

Sorting Multidimensional Arrays

 
<?php 
$data = array( 
    array('country'=>'Spain', 'language'=>'Spanish', 'visitors'=>1289), 
    array('country'=>'France', 'language'=>'French', 'visitors'=>984), 
    array('country'=>'Argentina', 'language'=>'Spanish', 'visitors'=>812)
); 

printf("<pre>%s</pre>\n", var_export($data, TRUE)); 

$cols = array(); 

foreach($data as $row) { 
    foreach($row as $key => $value) { 
        if( !isset($cols[$key]) ) 
            $cols[$key] = array(); 
        $cols[$key][] = $value; 
    } 
} 
$data = $cols; 

array_multisort($data['language'], $data['country'], $data['visitors']); 

printf("<pre>%s</pre>\n", var_export($data, TRUE)); 
?>
  
  

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