LeftRightArrow 
LeftRightArrow
LeftRightArrow[x,y,…]
displays as 
.
Details
- LeftRightArrow[x,y,…] has no built-in meaning.
is by default interpreted as LeftRightArrow[x,y].
can be entered as \[LeftRightArrow] or 
<->
.
Examples
Basic Examples (2)
Typeset output automatically uses the corresponding character:
LeftRightArrow[x, y, z]An input using the typeset character gives a LeftRightArrow expression:
x↔y↔z//FullForm
Wolfram Research (1996), LeftRightArrow, Wolfram Language function, https://reference.wolfram.com/language/ref/LeftRightArrow.html.
Text
Wolfram Research (1996), LeftRightArrow, Wolfram Language function, https://reference.wolfram.com/language/ref/LeftRightArrow.html.
CMS
Wolfram Language. 1996. "LeftRightArrow." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/LeftRightArrow.html.
APA
Wolfram Language. (1996). LeftRightArrow. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/LeftRightArrow.html