Php Base62 class (applicable to numeric conversion to string)

The following describes the usage of Base62 in php.

The following describes the usage of Base62 in php.

Base62 class source code:

The Code is as follows:

Class Base62 {

Private $ string = "success ";

Public function base62_encode ($ str ){
$ Out = '';
For ($ t = floor (log10 ($ str)/log10 (62); $ t> = 0; $ t --){
$ A = floor ($ str/pow (62, $ t ));
$ Out = $ out. substr ($ this-> string, $ a, 1 );
$ Str = $ str-($ a * pow (62, $ t ));
}
Return $ out;
}

Public function base62_decode ($ str ){
$ Out = 0;
$ Len = strlen ($ str)-1;
For ($ t = 0; $ t <= $ len; $ t ++ ){
$ Out = $ out + strpos ($ this-> string, substr ($ str, $ t, 1) * pow (62, $ len-$ t );
}
Return substr (sprintf ("% f", $ out), 0,-7 );
}
}

Usage:

The Code is as follows:

$ Str = 1;
$ Object = new Base62 ();
Echo $ object-> base62_encode ($ str). "\ n ";
Echo $ object-> base62_decode ($ object-> base62_encode ($ str). "\ n ";

, Record-free space, U.S. servers, U.S. servers