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May 2023 documentation refresh for Enterprise COBOL for z/OS 6.3


Enterprise COBOL for z/OS 6.3 documentation is refreshed today to include the following enhancements:

Documentation fixes in COBOL 6.3:

-In Programming Guide:

-In Language Reference:

  • Added an example to the REPLACE statement to show how to replace source text. (REPLACE)
  • Updated the value for UTF-16 value for intrinsic functions. (UVALID)

-In Migration Guide:

-In Customization Guide:

The English PDF files are also refreshed to include the updates above. You can find the latest English PDF files from the Enterprise COBOL for z/OS library page at

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