Group: | Flow Control |
See also: | do endo until |
Function: | while | |
Description: | while begins a loop if the first element of the argument is true. while has to be followed by an endo. |
Usage: | while (cond) <xplore commands> endo | |
Input: | ||
cond | n x 1 vector of condition |
proc(j) = factorial(x) j = 1 while(x >= 2) j = j * x x = x - 1 endo endp factorial(5)
Contents of j [1,] 120