[英]How does Excel compare strings?
期望 Excel 按字典順序運行,但似乎不是。
盡管按字典順序在“1”之前有“-”,但“1”<“-1”的計算結果為 TRUE。
這也消除了 Excel 將兩個字符串作為數字進行比較的可能性。
或者,"1"<"-" 評估 FALSE,而 "1"<"1" 也評估 FALSE。
'-' 是 45 (ASCII)
'1' 是 49 (ASCII)
這似乎是一個錯誤,或者至少是一個(未記錄的?)功能
更多示例(紅色表示意外結果)
筆記:
10.00<-10.0
和10.0<-10.0
結果表明字符串長度在某些情況下很重要如果你想嘗試
一種 | 乙 | 代碼(A) | 代碼(B) | A<B | 左(A,1)<左(B,1) |
---|---|---|---|---|---|
'1 | '-1 | =代碼(A2) | =代碼(左(B2,1)) | =A2<B2 | =左(A2,1)<左(B2,1) |
'0 | '-1 | =代碼(A3) | =代碼(左(B3,1)) | =@A:A<@B:B | =左(A3,1)<左(B3,1) |
'2 | '-1 | =代碼(A4) | =代碼(左(B4,1)) | =@A:A<@B:B | =左(A4,1)<左(B4,1) |
'-2 | '-1 | =代碼(A5) | =代碼(左(B5,1)) | =@A:A<@B:B | =左(A5,1)<左(B5,1) |
'1 | '-2 | =代碼(A7) | =代碼(左(B7,1)) | =@A:A<@B:B | =左(A7,1)<左(B7,1) |
'0 | '-2 | =代碼(A8) | =代碼(左(B8,1)) | =@A:A<@B:B | =左(A8,1)<左(B8,1) |
'2 | '-2 | =代碼(A9) | =代碼(左(B9,1)) | =@A:A<@B:B | =左(A9,1)<左(B9,1) |
'-3 | '-2 | =代碼(A10) | =代碼(左(B10,1)) | =@A:A<@B:B | =左(A10,1)<左(B10,1) |
'1 | '- | =代碼(A12) | =代碼(左(B12,1)) | =@A:A<@B:B | =左(A12,1)<左(B12,1) |
'0 | '- | =代碼(A13) | =代碼(左(B13,1)) | =@A:A<@B:B | =左(A13,1)<左(B13,1) |
'2 | '- | =代碼(A14) | =代碼(左(B14,1)) | =@A:A<@B:B | =左(A14,1)<左(B14,1) |
'-3 | '- | =代碼(A15) | =代碼(左(B15,1)) | =@A:A<@B:B | =左(A15,1)<左(B15,1) |
'1 | '-88 | =代碼(A17) | =代碼(左(B17,1)) | =@A:A<@B:B | =左(A17,1)<左(B17,1) |
'1000 | '-88 | =代碼(A18) | =代碼(左(B18,1)) | =@A:A<@B:B | =左(A18,1)<左(B18,1) |
'9 | '-88 | =代碼(A19) | =代碼(左(B19,1)) | =@A:A<@B:B | =左(A19,1)<左(B19,1) |
'-9 | '-88 | =代碼(A20) | =代碼(左(B20,1)) | =@A:A<@B:B | =左(A20,1)<左(B20,1) |
'3.0 | '-4.0 | =代碼(A22) | =代碼(左(B22,1)) | =@A:A<@B:B | =左(A22,1)<左(B22,1) |
'5.0 | '-4.0 | =代碼(A23) | =代碼(左(B23,1)) | =@A:A<@B:B | =左(A23,1)<左(B23,1) |
'10.00 | '-10.0 | =代碼(A24) | =代碼(左(B24,1)) | =@A:A<@B:B | =左(A24,1)<左(B24,1) |
'10.0 | '-10.0 | =代碼(A25) | =代碼(左(B25,1)) | =@A:A<@B:B | =左(A25,1)<左(B25,1) |
'1.0 | '-1 | =代碼(A27) | =代碼(左(B27,1)) | =@A:A<@B:B | =左(A27,1)<左(B27,1) |
'0.0 | '-1 | =代碼(A28) | =代碼(左(B28,1)) | =@A:A<@B:B | =左(A28,1)<左(B28,1) |
'2.0 | '-1 | =代碼(A29) | =代碼(左(B29,1)) | =@A:A<@B:B | =左(A29,1)<左(B29,1) |
'-2.0 | '-1 | =代碼(A30) | =代碼(左(B30,1)) | =@A:A<@B:B | =左(A30,1)<左(B30,1) |
'1E+0 | '-1E+0 | =代碼(A32) | =代碼(左(B32,1)) | =@A:A<@B:B | =左(A32,1)<左(B32,1) |
'0E+0 | '-1E+0 | =代碼(A33) | =代碼(左(B33,1)) | =@A:A<@B:B | =左(A33,1)<左(B33,1) |
'2E+0 | '-1E+0 | =代碼(A34) | =代碼(左(B34,1)) | =@A:A<@B:B | =左(A34,1)<左(B34,1) |
'-2E+0 | '-1E+0 | =代碼(A35) | =代碼(左(B35,1)) | =@A:A<@B:B | =左(A35,1)<左(B35,1) |
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