What is Double Vertical Line (U+2016)?

Double Vertical Line is the Unicode character U+2016 (decimal 8214). It belongs to the Other Punctuation category in the block. HTML entity: ‖

What is Parallel To (U+2225)?

Parallel To is the Unicode character U+2225 (decimal 8741). It belongs to the Math Symbol category in the block. HTML entity: ∥

Compare double vertical line and parallel to -- two pairs of vertical strokes used in mathematics and computing with different semantics.

Double Vertical Line

U+2016

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Parallel To

U+2225

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