Convert nested array into single array using php

Question

i having a nested output like this

$arr = array();

$arr = array (size=2)

0 => 
  array (size=2) 
     0 => string '28' (length=2) 
     1 => string '7973' (length=4) 
1 => 
  array (size=1) 
     0 => string '4595' (length=4)

my expected output like this

$new_array = array

0 => 28
1 => 7973
2 => 4595

Pls help me to solve this...

advance thanks....

Answer 1

This is just as simple as doing an array_merge:

array_merge($arr[0], $arr[1]);

PHP - array_merge

Demo