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VBScript Replace Function

The Replace function replaces a specified part of a string with another string a specified number of times.

Replace(string,find,replacewith[,start[,count[,compare]]])

Parameter	Description
string	Required. The string to be searched
find	Required. The part of the string that will be replaced
replacewith	Required. The replacement substring
start	Optional. Specifies the start position. Default is 1. All characters before the start position will be removed.
count	Optional. Specifies the number of substitutions to perform. Default value is -1, which means make all possible substitutions
compare	Optional. Specifies the string comparison to use. Default is 0 Can have one of the following values: 0 = vbBinaryCompare - Perform a binary comparison 1 = vbTextCompare - Perform a textual comparison

Dim txt
txt="This is a beautiful day!"
document.write(Replace(txt,"beautiful","horrible"))

Output:

This is a horrible day!