isvarname

Return true if input is valid variable name.

Syntax

• res = isvarname(var)

Input argument

• var - a variable

Output argument

• res - a logical: true or false

Description

isvarname returns a logical 1 if the argument is a valid variable name and a logical 0 otherwise.

Example

isvarname(4)
isvarname('t')
isvarname('8t')
isvarname('t8t')

See also

ischar, namelengthmax.

History

Author

Allan CORNET