PL/I
PL/I - A versatile mainframe language with data processing power
PL/I combines features from COBOL, Fortran, and C for business and scientific computing on mainframes.
Category
Systems / General Purpose
First Release
1966
File Extension
.pl1
Creator
IBM
Latest News
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Difficulty
Advanced 3/3
Historically complex features, extensive syntax, and legacy-era conventions make mastery challenging across domains.