JCL Blksize is a Chrome add-on developed by aldohlz. It falls under the category of Browsers and is specifically categorized as an Add-ons & Tools subcategory. This program is designed to calculate the BLKSIZE of a dataset based on the LRECL.

With JCL Blksize, users can easily determine the optimal block size for their datasets, ensuring efficient data processing and storage. The add-on provides a simple and straightforward interface, allowing users to input the desired LRECL value and instantly obtain the corresponding BLKSIZE calculation.

JCL Blksize is a free tool, making it accessible to all Chrome users. Whether you are a mainframe programmer or simply working with JCL datasets, this add-on can be a valuable resource in optimizing your data processing workflow.