⇔
Technical information
| Name: | Left Right Double Arrow |
| Symbol: | ⇔ |
| Unicode Number: | U+021D4 |
| HTML Code: | ⇔ |
| HTML Entity: | ⇔ ⇔ ⇔ ⇔ |
| CSS Code: | \21D4 |
| UTF-8 Encoding: | 0x21D4 |
| UTF-16 Encoding: | 0x000021D4 |
| UTF-32 Encoding: | 0x00000000000021D4 |