=IF(ISNA(VLOOKUP(R$2&$A7,随时更新!$A:$B,2,0)),0,VLOOKUP(R$2&$A7,
=IF(ISNA(VLOOKUP(R$2&$A7,随时更新!$A:$B,2,0)),0,VLOOKUP(R$2&$A7,
=IF(ISNA(VLOOKUP($B7,'\\Sheet1'!$B:$L,2,FALSE)),0,VLOOKUP($B
=IF(ISNA(VLOOKUP(A3,Sheet2!$A$1:$C$386,2,FALSE)),0,(VLOOKUP(
IF(ISNA(VLOOKUP(A:A,sheet1!A:C,2,0)),"",VLOOKUP(A:A,sheet1!A
=IF(ISNA(VLOOKUP(K8,'1月'!D:E,2,0)),"",VLOOKUP(K8,'1月'!D:E,2,
=IF(ISNA(VLOOKUP(A2,表一!A2:B78,2,0)),"",VLOOKUP(A2,表一!A2:B78,
=IF(ISNA(VLOOKUP(D2,通信录!A:B,1,0)),"",VLOOKUP(D2,通信录!A:B,1,
=IF(ISERROR(VLOOKUP($B:$B,数据源!A:B,2,0)),0,VLOOKUP($B:$B,数据源!
=IF(ISNA(VLOOKUP(A2,Sheet2!B:B,1,0)),"",VLOOKUP(A2,Sheet2!B:
=IF(ISNA(VLOOKUP($B$1,'5月1日'!$F$2:$J$50,5,FALSE)),"0",VLOOKU
=VLOOKUP(F2,IF({1,0},B1:B7,A1:A7),2,) 请帮忙解释下这个函数的意思
=IF(ISNA(VLOOKUP(F20&"",$A$18:$C$22,3,0)),VLOOKUP(F20*1,$A$1