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#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
# 
#   http://www.apache.org/licenses/LICENSE-2.0
# 
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#-------------------------------------------------------------


A = read($1, naStrings= ["NA", "null","  ","NaN", "nan", "", "?", "99999"])
V = as.frame(A)
Vp = removeEmpty(target=V, margin=$3)
Vm = as.matrix(Vp)
write(Vm, $4);
