=IF(ISNUMBER(T(A1)),"数字","文本")
=IF(ISNUMBER(T(A1)),"数字","文本")
=AND(ISNUMBER(A1),A1
IF(OR(ISNUMBER(FIND("cn",A1)),ISNUMBER(FIND("com",A1))),"",A
含数字“1” 公式是 =SUMPRODUCT(ISNUMBER(FIND("1",A1:A10))*1)
=sumproduct(--isnumber(find("猴",a1:a10)))
=IF(ISNUMBER(FIND("刘",G2)),"德华",IF(ISNUMBER(FIND("那",G2)),"那
=IF(ISNUMBER(FIND("ABC",B3)),12345,67890) 这个函数里面的ISNUMBER是什么
if PageValidate.IsNumber(txtage.
EXCEL中,我需要D1=A1-B1-C1.A1为文本数字,B1、C1的数字为其他函数结果,若用D1=A1-B1-C1,
=SUMPRODUCT(ISNUMBER(FIND("A1",$C$6:$C$2536))*($G$6:$G$2536=
=MAX(ISNUMBER(A1:C1)*COLUMN($A$1:$C$1)) 特别是$A$1:$C$1
excel中函数公式c2=if(isnumber(b2),b2,datevalue(left(b2,find(“-”,b