munge

[muhnj]
verb (used with or without object), munged, mung·ing. Computer Slang.
  1. to manipulate (raw data), especially to convert (data) from one format to another: the munging of HTML content.

Origin of munge

of uncertain origin
Can be confusedmung munge
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018