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@ 2020-03-02T06:38:33Z

<?php

$arr = array(
            array (
              0 => 
              array (
                'norm_value' => 2.5,
              ),
              1 => 
              array (
                'norm_value' => 7.01,
              ),
              2 => 
              array (
                'norm_value' => 0.0,
              ),
              3 => 
              array (
                'norm_value' => 4.167,
              ),
              4 => 
              array (
                'norm_value' => 0.0,
              ),
            ),
            array (
              0 => 
              array (
                'norm_value' => 0.0,
              ),
              1 => 
              array (
                'norm_value' => 0.0,
              ),
              2 => 
              array (
                'norm_value' => 0.0,
              ),
              3 => 
              array (
                'norm_value' => 1.267,
              ),
              4 => 
              array (
                'norm_value' => 0.0,
              ),
            ),
            
            array (
              0 => 
              array (
                'norm_value' => 0.0,
              ),
              1 => 
              array (
                'norm_value' => 0.0,
              ),
              2 => 
              array (
                'norm_value' => 0.0,
              ),
              3 => 
              array (
                'norm_value' => 0.0,
              ),
              4 => 
              array (
                'norm_value' => 0.0,
              ),
            ),
            
            array (
              0 => 
              array (
                'norm_value' => 3.54,
              ),
              1 => 
              array (
                'norm_value' => 2.04,
              ),
              2 => 
              array (
                'norm_value' => 0.673,
              ),
              3 => 
              array (
                'norm_value' => 8.546,
              ),
              4 => 
              array (
                'norm_value' => 0.0,
              ),
            )
        );
        
$epsilon = 0.00001;

foreach($arr as $index => $subarray){
    $count = 0;
    foreach($subarray as $norm_data){
        if(abs($norm_data['norm_value'] - 0.0) < $epsilon) $count++;
    }
    
    if($count === count($subarray) || $count == count($subarray)-1){
        unset($arr[$index]);
    }
}
        
print_r($arr);

Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1: Array ( [0] => Array ( [0] => Array ( [norm_value] => 2.5 ) [1] => Array ( [norm_value] => 7.01 ) [2] => Array ( [norm_value] => 0 ) [3] => Array ( [norm_value] => 4.167 ) [4] => Array ( [norm_value] => 0 ) ) [3] => Array ( [0] => Array ( [norm_value] => 3.54 ) [1] => Array ( [norm_value] => 2.04 ) [2] => Array ( [norm_value] => 0.673 ) [3] => Array ( [norm_value] => 8.546 ) [4] => Array ( [norm_value] => 0 ) ) )
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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