Classification or what are the types of Constitution?

Written & Un written Constitution :

Written constitution:

      1.    written Constitution are seat out in an actual document.

      2.    Written Constitution is one which the fundamental principles concerning state        administration are embodied and which has specific document. So written constitution can be produce and shown single document.

Example: The Constitution of Bangladesh, India and Pakistan are written.

Un-written Constitution

      1.    An unmodified or unwritten Constitution is a constitution in which no formal document delineates the power of a government.

      2.    Un written constitution has not been passed formally as a specific document by specific body and fundamental principle concerning state administration exist in political custom, judicial decision and some written document.

Example: The British Constitution is unwritten one.