The return value of the Replace function is a string, that begins at the position specified by start and concludes at the end of the expression string. It is not a copy of the original string from start to finish.
expression is the string expression containing substring to replace.
find is the substring being searched for in expression.
replacement will replace find in expression.
start is optional. This is the position in expression to begin the search. If this parameter is omitted, 1 is assumed.
count is optional. This is the number of substitutions to perform. If omitted, the default value is 1, which means make all possible substitutions.
compare is optional. The following is a list of valid parameters:
Performs a comparison using the setting of the Option Compare statement.
Performs a binary comparison.
Performs a textual comparison.
Performs a comparison based on information in your database