“_” U+005F: Low Line

ℹ️ About

The Low Line (U+005F), popularly known as the underscore, is a critical Connector Punctuation mark within the Basic Latin block. Originally used on typewriters to underline words, it has evolved into a vital coding character used to link identifiers where spaces are prohibited (snake_case). It is a non-mirrored, non-combining character standardized since Unicode 1.1.

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