lib/command/zset.js
function zscore(key, member, req) {
  var zset = this.getKey(key, req);
  if(zset === undefined) return null;
  return zset.zscore(member);
}
function zscore(key, member, req) {
  var zset = this.getKey(key, req);
  if(zset === undefined) return null;
  return zset.zscore(member);
}
function zscore ( key , member , req ) { var zset = this . getKey ( key , req ) ; if ( zset === undefined ) return null ; return zset . zscore ( member ) ; }
Returns the score of member in the sorted set at key.
Returns the score of member in the sorted set at key .