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In page PL/I:

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The goals for PL/I evolved during the early development of the language. Competitiveness with COBOL's record handling and report writing was required. The language's scope of usefulness grew to include system programming and event-driven programming.[1] Additional goals for PL/I were:[2]

  • Performance of compiled code competitive with that of Fortran (but this was not achieved)[citation needed]
  • Extensibility for new hardware and new application areas