神马作文网if PageValidate.IsNumber(txtage.
if PageValidate.IsNumber(txtage.
=IF(ISNUMBER(T(A1)),"数字","文本")
=IF(ISNUMBER(FIND("刘",G2)),"德华",IF(ISNUMBER(FIND("那",G2)),"那
IF(OR(ISNUMBER(FIND("cn",A1)),ISNUMBER(FIND("com",A1))),"",A
=IF(ISNUMBER(FIND("ABC",B3)),12345,67890) 这个函数里面的ISNUMBER是什么
excel中函数公式c2=if(isnumber(b2),b2,datevalue(left(b2,find(“-”,b
excel 表格公式修改：=IF(SUMPRODUCT(ISNUMBER(FIND(G2:H2:I2,"1234567"
在excel里 =IF(ISNUMBER(E7),IFERROR((E7-D7)/ABS(D7),E7/1000),"N
=IF(isnumber(VALUE(LEFT(d1,6))),d1,””)在EXCEL里面的意思
=IF((U1)>0,IF(ISNUMBER(FIND(“套”,C1)),2.5,2),0),请问我这个公式有什么问题?
｛=IF(C4="","",IF(ISNUMBER(FIND("0",X4)),"0",)｝这样的公式是怎样输进去的
=INDEX(A:A,SMALL(IF(ISNUMBER(FIND(B$1,A$1:A$100)),ROW($1:$10