lib/command/list.js
function llen(key, req) {
  var val = this.getKey(key, req);
  if(val === undefined) return 0;
  return val.llen();
}
function llen(key, req) {
  var val = this.getKey(key, req);
  if(val === undefined) return 0;
  return val.llen();
}
function llen ( key , req ) { var val = this . getKey ( key , req ) ; if ( val === undefined ) return 0 ; return val . llen ( ) ; }
Returns the length of the list stored at key.
Returns the length of the list stored at key .