• 2022-06-19 问题

    在Visual FoxPro中,下列表达式中运算结果为“good”的是() A: SUBSTR("mygoodfriend",AT("good","mygoodfriend")) B: SUBSTR("mygoodfriend",2,4) C: RIGHT(LEFT("mygoodfriend",6),4) D: LEFT(RIGHT("mygoodfriend",AT("good","mygoodfriend")),4)

    在Visual FoxPro中,下列表达式中运算结果为“good”的是() A: SUBSTR("mygoodfriend",AT("good","mygoodfriend")) B: SUBSTR("mygoodfriend",2,4) C: RIGHT(LEFT("mygoodfriend",6),4) D: LEFT(RIGHT("mygoodfriend",AT("good","mygoodfriend")),4)

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