Question

How to sort the digits of a number in ascending order with PHP

Answer 1

$n = 8317;

$s = (string)$n; 
$arr = str_split($s);
sort($arr);
$s = implode($arr);

$n = (int)$s;

echo $s;
 
 
 
 
/*
run:
 
1378
 
*/

 

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