輸入cars32 <- read.xlsx("mtcars.xlsx",sheetIndex = 1,header = T)后提示：
Error in loadWorkbook(file, password = password) :
Cannot find mtcars.xlsx
請問是為什么啊？我JAVA環境下好了呀？
uj5u.com熱心網友回復：
我查找了data(package="xlsx")顯示：no data sets found
Warning messages:
1: In read.table(path, encoding = encoding, header = header, sep = sep, :
line 2 appears to contain embedded nulls
2: In read.table(path, encoding = encoding, header = header, sep = sep, :
line 3 appears to contain embedded nulls
3: In read.table(path, encoding = encoding, header = header, sep = sep, :
line 4 appears to contain embedded nulls
4: In read.table(path, encoding = encoding, header = header, sep = sep, :
line 5 appears to contain embedded nulls
5: In read.table(path, encoding = encoding, header = header, sep = sep, :
incomplete final line found by readTableHeader on '~/R/win-library/4.0/xlsx/Meta/vignette.rds'
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