.. blogpost::
    :title: A magic command to visualize differences between two files in a notebook
    :keywords: diffview, difflib.js, differences, textdiff
    :date: 2015-04-23
    :categories: javascript, notebook
    :blog_background: False
    :label: b-textdiff

    The magic command
    `textdiff http://www.xavierdupre.fr/app/pyquickhelper/helpsphinx/pyquickhelper/ipythonhelper/magic_class_diff.html#pyquickhelper.ipythonhelper.magic_class_diff.MagicDiff.textdiff>`
    makes it easy to display the differences between two files or two strings.

    .. image:: diffviewm.png