Question

How to replace all ‘0’ int a number with specific digit in PHP

Answer 1

function convert_0_To_n__($number, $d) { 
    if ($number == 0) {
        return 0; 
    }
  
    $digit = ($number % 10); 
  
    if ($digit == 0) {
        $digit = $d; 
    }
  
    return convert_0_To_n__((int)($number / 10), $d) * 10 + $digit; 
} 
  
function convert_0_To_n($number, $d) { 
    if ($number == 0) {
        return $d; 
    }
    else {
        return convert_0_To_n__($number, $d); 
    }
}  
  
$number = 1080030; 

echo convert_0_To_n($number, 7);

     

 
/*
run:
      
1787737
     
*/

 

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