请教替换多处两个字符间内容
如str="a32498rybdsf84a2134832b"
怎么替换掉多处a和b间的内容
[解决办法]
Dim str As String = "a32498rybdsf84a2134832b"
str = Regex.Replace(str, "(?is)(?<=a).*?(?=b)", "替换的内容")