CDbl
Definition: Returns an expression that has been converted to
a
Variantof subtype
Double.
The double data type “contains a double-precision, floating-point number in the range -1.79769313486232E308 to -4.94065645841247E-324 for negative values; 4.94065645841247E-324 to 1.79769313486232E308 for positive values.”
Whew.
If it turns out you need a double-precision, floating-point number like that you can use Windows PowerShell to convert a variable to the double data type. The following two commands assign a string value to the variable $a, then convert $a to the double data type: