Question

How to remove all white spaces from array in PHP

Answer 1

$arr = array("php", 633, " ", "    ", null, 3.14, "\t", NULL, "\n", -626);

$arr = array_filter($arr, create_function('$val','return preg_match("#\S#", $val);'));

print_r($arr);
  

    
/*
run:
     
Array ( [0] => php [1] => 633 [5] => 3.14 [9] => -626 ) 
    
*/

 

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Answer 2

$arr = array("php", 633, " ", "    ", null, 3.14, "\t", NULL, "\n", -626);

$arr = array_filter(array_map('trim', $arr));

print_r($arr);
  

    
/*
run:
     
Array ( [0] => php [1] => 633 [5] => 3.14 [9] => -626 ) 
    
*/

 

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