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  1. pan1

    null string$

    I am a beginner and need some help.<br> I am trying to have an input var$ that they didn't enter anything for to tell them thsy must enter something.<br> This how i have it but it doesn't work:<br> IF mail.nam = "" THEN GOTO 2410 <br> Can you help?????<br> Paul
    • pan1
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    • Replies: 10
    • Forum: QBasic

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