FindList
FindList["file","text"]
gives a list of lines in the file that contain the specified string.
FindList["file",{"text1","text2",…}]
gives a list of all lines that contain any of the specified strings.
FindList[{"file1",…},…]
gives a list of lines containing the specified strings in any of the filei.
FindList[files,text,n]
includes only the first n lines found.
Details and Options
- FindList returns {} if it fails to find any record which contains the specified text.
- The following options can be given:
-
AnchoredSearch False whether to require that the text searched for be at the beginning of a record IgnoreCase False whether to treat lowercase and uppercase as equivalent RecordSeparators {"\r\n", "\n","\r"} separators for records WordSearch False whether to require that the text searched for appear as a word WordSeparators {" ","∖t"} separators for words - The first argument to FindList can be InputStream["name",n], or simply "name" if there is only one open input stream with the specified name.
- If FindList opens a file or pipe, it closes it again when it has finished.
- FindList[File["file"],…] is also supported.
Examples
open all close allBasic Examples (2)
Scope (1)
Get a list of lines in the file specified by the File object:
Text
Wolfram Research (1991), FindList, Wolfram Language function, https://reference.wolfram.com/language/ref/FindList.html (updated 2016).
CMS
Wolfram Language. 1991. "FindList." Wolfram Language & System Documentation Center. Wolfram Research. Last Modified 2016. https://reference.wolfram.com/language/ref/FindList.html.
APA
Wolfram Language. (1991). FindList. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/FindList.html