Join the social network of Tech Nerds, increase skill rank, get work, manage projects...
 
  • convert letters to digits and get all combinations

    • 0
    • 0
    • 0
    • 0
    • 0
    • 0
    • 0
    • 316
    Answer it

    I have letters in a string, I would like in result get all possible sets of those letters and convert them to numbers, each set should use all numbers, each number can occur only once in a set. numbers automatically should increment until 9. and output all possible combinations
     

    Hide   Copy Code

    <blockquote class="quote"><div class="op">Quote:</div>function pc_permute($items, $perms = array( )) {
        
        if (empty($items)) { 
          // var_dump(join($perms));
            echo join($perms) . "\n";
           // var_dump(join($perms));
        }  else {
           
            for ($i = count($items) - 1; $i >= 0; --$i) {             
                 $newitems = $items;
                 var_dump($newitems);
                 $newperms = $perms;
                 var_dump($newperms);
                 list($foo) = array_splice($newitems, $i, 1);            
                 array_unshift($newperms, $foo);
                 pc_permute($newitems,$newperms);//, $newperms);
             }
        }
    }
    pc_permute(array('1','2','3')); </blockquote>



    Outup is 

    Quote:

    123 
    213
    132
    312
    231
    321




    I need to get all combinations plus incrementng till 9, for example if output is '333abc'

    output would be 
    333012
    333052
    333654
    333162
    333458
    and so on.. untill 789 because need to check for letters not to repeat.

 0 Answer(s)

Sign In
                           OR                           
                           OR                           
Register

Sign up using

                           OR                           
Forgot Password
Fill out the form below and instructions to reset your password will be emailed to you:
Reset Password
Fill out the form below and reset your password: