Returns a number based on type of the string used in the command.
Syntax |
Description |
---|---|
exist("x") |
Returns 0 if there is no variable, operator, built-in function or script file (x.lsf) in the current script path 1 if x is a variable, example: x=5; ?exist(“x”); 2 if x is an operator or built in keyword, example: ?exist(“*”) or ?exist(“for”); 3 if x is a script file in the current script path, called “x.lsf” |
Examples
The following simple examples show the usage of the exist command
a = 1:10; ?exist("a"); result: 1 ?exist("farfield3d"); result: 2
See Also