This function checks if Num is between Min and Max limits (limits included).

Num

Number to check.

Min

Min limit value.

Max

Max limit value.

Return

Return true if Num is above or equal of Min and below or equal of Max; false otherwise.

Check if Data is a number.

Data

Value to check if it's a number.

Return

Returns true if Data is a number; false otherwise.

This function check if Data is a number. if not, return Default; return Data otherwise.

Data

Value to set a default value

Default

Default value.

Return

Return Default if Data is not a number; return Data otherwise.