Traversal of file operation code instances in LUA

Source: Internet
Author: User
Tags lua

This article mainly introduces LUA traversal file operation code example, this article directly to show the example code, the need for friends can refer to the following

Write a paragraph about traversing the file of the program section record it


1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 The --[[checks all. txt files, such as the first line in the A.txt, with 20 columns, but a multiple tab in the X row, output: X of Table A Line filling is not standard, the end of the line has redundant fill in]]   GetInfo = Io.popen (' dir. File/b/s ') all = Getinfo:read (' *all ')   Local filenamelist = ("filename.txt", "WB") Filenamelist:write ("Pa th/n ") Filenamelist:close ()   filenamelist = (" filename.txt "," a ") Filenamelist:write (All) io.close ( filenamelist) Io.close (getinfo)     Local filenamelist = tab. Open ([[.... /filename.txt]], "path", false)   for index, Row in Ipairs (filenamelist) does local pathlist = row["path"] Local rowstr ing = String.find (pathlist, ". txt") if rowstring ~= nil and rowstring ~= "" then Moon. Checkrowlength (PathList, pathlist) end   Io.popen (' dir/b/s ') is under Windows, and the Io.popen (' ls ') is obtained by executing command line dir, which is under Linux /td>
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