PHP重置数组为连续数字索引的几种方式总结

$arr = array( 
  1 => 'apple', 
  3 => 'banana', 
  5 => 'orange' 
); 

$arr = array( 
  0 => 'apple', 
  1 => 'banana', 
  2 => 'orange' 
); 

<?php 
 
$arr = array( 
  1 => 'apple', 
  3 => 'banana', 
  5 => 'orange' 
); 
 
print_r(array_values($arr)); 
 
$arr1 = array( 
  'name' => 'jerry', 
  'age' => 16, 
  'height' => '18cm' 
); 
 
print_r(array_values($arr1)); 

[root@localhost php]# php array.php  
Array 
( 
  [0] => apple 
  [1] => banana 
  [2] => orange 
) 
Array 
( 
  [0] => jerry 
  [1] => 16 
  [2] => 18cm 
) 

<?php 
 
$arr = array( 
  1 => 'apple', 
  3 => 'banana', 
  5 => 'orange' 
); 
 
print_r(array_merge($arr)); 
 
$arr1 = array( 
  'name' => 'jerry', 
  'age' => 16, 
  'height' => '18cm' 
); 
 
print_r(array_merge($arr1)); 

[root@localhost php]# php array.php  
Array 
( 
  [0] => apple 
  [1] => banana 
  [2] => orange 
) 
Array 
( 
  [name] => jerry 
  [age] => 16 
  [height] => 18cm 
) 

<?php 
 
function resetArr($arr){ 
  $temp = array(); 
  foreach($arr as $v){ 
    $temp[] = $v; 
  } 
  return $temp; 
} 
 
$arr = array( 
  1 => 'apple', 
  3 => 'banana', 
  5 => 'orange' 
); 
 
print_r(resetArr($arr)); 
 
$arr1 = array( 
  'name' => 'jerry', 
  'age' => 16, 
  'height' => '18cm' 
); 
 
print_r(resetArr($arr1));