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PL/I (Programming Language One, pronounced / p iː ɛ l w ʌ n / and sometimes written PL/1) is a procedural, imperative computer programming language initially developed by IBM. It is designed for scientific, engineering, business and system programming.
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PL/I is a procedural, imperative computer programming language initially developed by IBM. It is designed for scientific, engineering, business and system programming. It has been in continuous use by academic, commercial and industrial organizations since it was introduced in the 1960s.
PL/I is a block-structured language, consisting of packages, procedures, statements, expressions, and built-in functions, as shown in Figure 1. PL/I programs are made up of blocks. A block can be either a subroutine, or just a group of statements.
Apr 5, 2012 · Programming language I (PL/I) is both a procedural and an imperative programming language that was designed for engineering, scientific and systems programming, and business applications. It has been primarily used by the academic, industrial and commercial sectors since its introduction in the 1960s and is still in active use as of 2011.
Nov 1, 2023 · IBM designed PL/I with the goal of bringing together the power of three programming languages: FORTRAN (1954), ALGOL (1958), and COBOL (1959). FORTRAN—The scientific programming language. COBOL—The business programming language.
