Basic HTML version of Foils prepared 8 Feb 98

Foil 73 Number Properties (cont'd)

From Overview of Basic JavaScript -- Web Scripting Language CPS616 Technologies of the Information Age -- Spring Semester 98. by Tom Scavo,Geoffrey C. Fox
Number.NaN is returned by parseInt() and parseFloat() when the parsing operation fails
An attempt to divide by zero also returns Number.NaN
Test for Number.NaN using the boolean function isNaN()
Note: NN2.0 and MSIE3.0 do not support Number.NaN!

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