An implementation of the Excel REPLACE() function:
Replaces part of a text string based on the number of characters
you specify, with another text string. Syntax: REPLACE(oldText, startNum, numChars, newText)
oldText The text string containing characters to replace startNum The position of the first character to replace (1-based) numChars The number of characters to replace newText The new text value to replace the removed section
Author:
Manda Wilson < wilson at c bio dot msk cc dot org >