Group: | Information and Control |
See also: | existglobal |
Function: | exist | |
Description: | exist try to find if the input object exists or not. If the object exists, exist gives the typ of the object. |
Usage: | r = exist ("x") or r = exist(x) | |
Input: | ||
x | object name | |
Output: | ||
r | scalar |
x = matrix (2,4) exist("x") x = createdisplay(1,1) exist("x") exist("y")
Contents of exist [1,] 1 Contents of exist [1,] 4 Contents of exist [1,] -1
Group: | Information and Control |
See also: | existglobal |