| FreeMat
    | 
Section: String Functions
Searches for the first occurance of one string inside another. The general syntax for its use is
p = strstr(x,y)
 where x and y are two strings. The returned integer p indicates the index into the string x where the substring y occurs. If no instance of y is found, then p is set to zero. 
Some examples of strstr in action
--> strstr('hello','lo')
ans = 
 4 
--> strstr('quick brown fox','own')
ans = 
 9 
--> strstr('free stuff','lunch')
ans = 
 0