⇔ 左右双箭头

U+21D4

复制并粘贴符号

技术信息

Unicode名称 Left Right Double Arrow
Unicode编号
U+21D4
HTML代码
⇔
CSS代码
\21D4
实体
Block 箭头
Unicode版本: 1.1 (1993)

符號含義

左右双箭头. 箭头.

左右双箭头 was approved as part of Unicode 1.1 in 1993.

Properties

Age 1.1
Block 箭头
Bidi Paired Bracket Type None
Composition Exclusion No
Case Folding 21D4
Simple Case Folding 21D4

编码

编码 hex dec (bytes) dec binary
UTF-8 E2 87 94 226 135 148 14845844 11100010 10000111 10010100
UTF-16BE 21 D4 33 212 8660 00100001 11010100
UTF-16LE D4 21 212 33 54305 11010100 00100001
UTF-32BE 00 00 21 D4 0 0 33 212 8660 00000000 00000000 00100001 11010100
UTF-32LE D4 21 00 00 212 33 0 0 3558932480 11010100 00100001 00000000 00000000
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