Question

How to trim all the strings in array with PHP

Answer 1

$array = ["   php  ", " java  ", "   c "];

array_walk($array, create_function('&$s', '$s = trim($s);'));
 
print_r($array);

 
  
  
  
/*
run:
  
Array
(
    [0] => php
    [1] => java
    [2] => c
)

*/

 

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Answer 2

$array = ["   php  ", " java  ", "   c "];

$array = array_map('trim', $array);

print_r($array);
 
 
  
  
  
/*
run:
  
Array
(
    [0] => php
    [1] => java
    [2] => c
)

*/

 

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Answer 3

$array = ["   php  ", " java  ", "   c "];

foreach($array as $key => $value) {
    $array[$key] = trim($value);
}
 
print_r($array);

 
  
  
  
/*
run:
  
Array
(
    [0] => php
    [1] => java
    [2] => c
)

*/

 

70+ SQL courses for beginners and professionals