Question

How to remove empty elements from array in PHP

Answer 1

$arr = array("php", 234, null, "java", '', "c++", false); 
              
$arr = array_filter($arr); 

print_r($arr);
  

    
/*
run:
     
Array ( [0] => php [1] => 234 [3] => java [5] => c++ ) 
     
*/

 

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Answer 2

$arr = array("php", 234, null, "java", '', "c++", false); 
              
foreach($arr as $key => $value) {       
    if(empty($value)) {
        unset($arr[$key]); 
    }
}

print_r($arr);
  

    
/*
run:
     
Array ( [0] => php [1] => 234 [3] => java [5] => c++ ) 
     
*/

 

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