📅  最后修改于: 2022-03-11 14:57:37.860000             🧑  作者: Mango
=MID(A2, FIND(CHAR(1), SUBSTITUTE(A2, B2, CHAR(1), C2))+1, FIND(CHAR(1), SUBSTITUTE(A2, B2, CHAR(1), C2+1)) - FIND(CHAR(1), SUBSTITUTE(A2, B2, CHAR(1), C2))-1)