如何解决读取带有长度和结束标记的R中的XML数据问题
尝试读取XML行时,出现以下错误:
> ax1 <- xmlParse(a1$FILE_DATA[[1]],asText = TRUE)
Premature end of data in tag PDFREPORT1 line 3
Premature end of data in tag PDFREPORT line 3
Premature end of data in tag PDFREPORTs line 3
Premature end of data in tag REPORT line 1
Error: 1: Premature end of data in tag PDFREPORT1 line 3
2: Premature end of data in tag PDFREPORT line 3
3: Premature end of data in tag PDFREPORTs line 3
4: Premature end of data in tag REPORT line 1
我知道PDFREPORT是base-64编码的图像,并且它确实很长,因此也许可以防止它看到结尾的标签。所以我试图删除base64部分:
a1$filedata <- sub("<PDFREPORT1>.*</PDFREPORT1>","",a1$FILE_DATA)
但是我仍然得到:
> ax1 <- xmlParse(a1$filedata[[1]],asText = TRUE)
Premature end of data in tag PDFREPORT1 line 3
Premature end of data in tag PDFREPORT line 3
Premature end of data in tag PDFREPORTs line 3
Premature end of data in tag REPORT line 1
Error: 1: Premature end of data in tag PDFREPORT1 line 3
2: Premature end of data in tag PDFREPORT line 3
3: Premature end of data in tag PDFREPORTs line 3
4: Premature end of data in tag REPORT line 1
我在做什么错,如何编码或修复XML数据以便将其读入R?谢谢。
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