Union ∪

U+222A
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Symbol Meaning

Union. Mathematical Operators.

The symbol “Union” is included in the “Logical and set operators” subblock of the “Mathematical Operators” block and was approved as part of Unicode version 1.1 in 1993.

Synonyms

cup.

Unicode Name Union
Unicode Number
HTML Code
CSS Code
Entity ∪
Unicode Block Mathematical Operators
Unicode Subblock Logical and set operators
Unicode Version 1.1 (1993)
Version 1.1
Block Mathematical Operators
Type of paired mirror bracket (bidi) None
Composition Exclusion No
Case change 222A
Simple case change 222A
Math +
Grapheme_Base +
age 1.1
scripts Common
Encoding hex dec (bytes) dec binary
UTF-8 E2 88 AA 226 136 170 14846122 11100010 10001000 10101010
UTF-16BE 22 2A 34 42 8746 00100010 00101010
UTF-16LE 2A 22 42 34 10786 00101010 00100010
UTF-32BE 00 00 22 2A 0 0 34 42 8746 00000000 00000000 00100010 00101010
UTF-32LE 2A 22 00 00 42 34 0 0 706871296 00101010 00100010 00000000 00000000

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