The replace statement of the substring in a string <REPLACE>

The statement is looking for the substring in a string and replace to the required.



REPLACE (<string variable>, <looked string>, <string for replace>)



This operator is looking for the <looked string> from the start of <string variable>. If <looked string> is found then it is replaced on the <string for replace> and the search is break. if the <looked string> is not found then replacement don't take the place.




! Filling the source variable:

S$ = "GXX"

! Search and replace "XX" on "21":

REPLACE(S$, "XX", "21")

! The variable S$ has the "G21" value.