isCOBOL General

Question: What are the basic differences between JISAM and c-treeRTG? What are the guidelines for choosing between them? Answer: Here are the benefits of each: Veryant JISAM isCOBOL Evolve supplies a high capacity, client/server, indexed ISAM file... Read More

Question: What work is necessary to use Flexus COBOL sp2? Has it been tested?   Answer: Yes, this has been tested and a customer application with GUI calls to SP2 functions has successfully run with isCOBOL. Set iscobol.dll_convention=0 Compile... Read More

These errors mean that a java class was not found by the JVM. It can be returned at startup if the main program name has not been passed correctly in the command line (remember that Java is case-sensitive and the .class extension should be omitted)... Read More

Starting with Java 11, the Java runtime is DPI-aware by default.On displays configured above 96 DPI (for example 120, 150 or 200 DPI), Java automatically scales UI elements. For standard isCOBOL GUI applications this may result in: resized UI... Read More

a { text-decoration: none; color: #464feb; } tr th, tr td { border: 1px solid #e6e6e6; } tr th { background-color: #f5f5f5; } The START I/O statement supports the WHILE LIKE clause, which allows you to search for records that match... Read More

The iscobol.properties file has two main uses: as a license file and as a configuration file for the compiler or the runtime framework.  During installation, the setup asks if the user wants to activate the licenses or skip the activation. If the... Read More

a { text-decoration: none; color: #464feb; } tr th, tr td { border: 1px solid #e6e6e6; } tr th { background-color: #f5f5f5; } If your program uses a hard-coded value for the data file name, you can define an alternate name as an... Read More

a { text-decoration: none; color: #464feb; } tr th, tr td { border: 1px solid #e6e6e6; } tr th { background-color: #f5f5f5; } Sometimes, a COBOL application needs to store data in temporary files. These files are typically deleted... Read More

If you need to read data from a file written in a different encoding than the default you can use the attached java function to translate the data from the source encoding to the destination encoding.  The attached COBOL program reads a sequential... Read More

It’s very important to keep in mind that the isCOBOL configuration is built up by merging multiple files and settings. The runtime framework searches for configuration properties in the following list of places: The configuration file specified... Read More