Plus-Minus Sign vs Plus + Hyphen
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Compare the Unicode plus-minus sign (±) with the ASCII approximation '+/-' -- a single typographic symbol vs a multi-character sequence used in science and engineering.
Plus-Minus Sign
U+00B1
복사됨!
Plus Sign
U+002B
복사됨!
Hyphen-Minus
U+002D
복사됨!