What is double precision variable? - theinfozones.com

What is double precision variable?

If there is need to store the numeric values as decimal values, real variables may be use.
Any numeric variable by default is assumed as real variable.
The variable declared by using an hash ( # ) as the last character of the variable name is double precision variable.
When a variable is declared as double precision and that exceeds 16 digits, it is rounded to its closest value.
For example:

if variable declared as A# = 123456789123456789, then the value stored will be 1.234567891234568D+17.

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