PERL
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Php Extension Repository language
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Pharmacy Education Related Language
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Practical Extraction and Report Language
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Pretty Excellent Synchronization
PERL is officially known as Practical Extraction and Report Language. It was designed by Larry Wall for text processing and report generation, though some later retroactively expanded it to Pathologically Eclectic Rubbish Lister as a humorous backronym.
PERL officially stands for "Practical Extraction and Report Language" — this is the backronym Larry Wall, its creator, popularized (he also joked it could stand for "Pathologically Eclectic Rubbish Lister"). The language was built for text processing, report generation, and system administration scripting, which matches this expansion. The other options — 'Php Extension Repository language', 'Pharmacy Education Related Language', and 'Pretty Excellent Synchronization' — are fabricated and have no basis; they don't correspond to any real usage of the PERL acronym.