ComboBox1 = Replace(ComboBox1, "*", "")
N = Mid(ComboBox1, 1, Len(ComboBox1) - 1)
ComboBox1 = Replace(ComboBox1, "*", "")
Dim x$, y$, i%, z$
'---
x = ComboBox1
y = ""
For i = 1 To Len(x)
z = Mid(x, i, 1)
If IsNumeric(z) Then y = y & z
Next
ComboBox1 = y