Cann't find Replace() function in OOo.basic 

Quote from VBA reference:

Replace Function

Description
Returns a string in which a specified substring has been replaced with another 
substring a specified number of times.

Syntax
Replace(expression, find, replace[, start[, count[, compare]]])

The Replace function syntax has these named arguments:

expression Required. String expression containing substring to replace. 
find Required. Substring being searched for. 

replace Required. Replacement substring. 
start Optional. Position within expression where substring search is to begin. 
If omitted, 1 is assumed. 

count Optional. Number of substring substitutions to perform. If omitted, the 
default value is –1, which means make all possible substitutions. 

compare Optional. Numeric value indicating the kind of comparison to use when 
evaluating substrings. See Settings section for values. 

Settings

The compare argument can have the following values:

vbUseCompareOption –1 Performs a comparison using the setting of the Option 
Compare statement. 

vbBinaryCompare 0 Performs a binary comparison. 

vbTextCompare 1 Performs a textual comparison. 

vbDatabaseCompare 2 Microsoft Access only. Performs a comparison based on 
information in your database. 

Return Values

Replace returns the following values:

expression is zero-length Zero-length string ("") 

expression is Null An error. 

find is zero-length Copy of expression. 

replace is zero-length Copy of expression with all occurences of find removed. 

start > Len(expression) Zero-length string. 

count is 0 Copy of expression. 

Remarks
The return value of the Replace function is a string, with substitutions made, 
that begins at the position specified by start and and concludes at the end of 
the expression string. It is not a copy of the original string from start to 
finish.