1 We saw last week that in VBA there are seven dif ferent types of variables: Int eg er, Sin gl e, Double, Stri ng , Boolean, V ariant and Date. T oday wewill see in some more detail what they are and what their values can be. •Integer type variables are stored in memory as 16-bit (2-byte) numbers ranging in value from -32768 to 32767. •String can contain up to approximately 2 billion (2^31) (letters & symbols) characters. •Date are stored as 64 -bit (8-byte) numbers that represent dates ranging from 1 January 100 to 31 December 9999 and times from 0:00:00 to 23:59:59. V ari abl e T ype s, IF s tru ctures and Fl ow cha rts • A bit is a basic unit of information storage and communication (is short for binary digi t).
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8/12/2019 Lecture 7 VBA
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