Replaceregex command line program finds a given string (or a regular expression pattern) in a batch of files, replaces them with another string and places the output files in a separate directory if such directory is specified. The file size must be small enough to fit in available memory.Command line parameters are:-srcdir adirectory directory of the original files. By default, this is the current directory.-destdir adirectory destination directory to save modified files. By default, this is the current directory. The source files will be over written.-find atext this is the simple text to replace.-regex atext this is the regular expression pattern to replace. You can use capturing groups as () and you can refer to these groups using $1, $2 etc syntax in the replacement text. You can also have escaped characters like \t, \r, \n.-replace atext replace the text that was found with this one. Captured regular expression groups can be used as $1, $2 and so on.-fname apattern the file name pattern to search, for example *.*-casesens presense of this flag means search is case sensitive.-quotes atext is used to represent double quotes in the -find, -regex and -replace parameters. This is to help escaping quotes inside your -find, -regex and -replace parameters.-tab atext is used to represent tab (\t) character in the -find and -replace parameters. This is to help escaping tab inside your -find and -replace parameters. Use regular expression escapes for -regex.-cr atext is used to represent carriage return (\r) character in the -find and -replace parameters. This is to help escaping carriage return inside your -find and -replace parameters. Use regular expression escapes for -regex.-lf atext is used to represent new line character (\n) in the -find and -replace parameters. This is to help escaping new line inside your find parameters. Use regular expression escapes for -regex.-r recursively process sub directories.Bestcode is pleased to provide the following file utilities to make bulk processing of files easier through simple, scriptable command line utilities and powerful regular expression functionality when needed.Dos2Unix command line program converts carriage return, line feed pairs (\r\n) to line feeds (\n) and places the output files in a separate directory if such directory is specified. The file size must be small enough to fit in available memory.Unix2Dos command line program converts line feeds (\n) to carriage return, line feed pairs (\r\n) and places the output files in a separate directory if such directory is specified. The file size must be small enough to fit in available memory.Replaceregex command line program finds a given string in a batch of files, replaces them with another string and places the output files in a separate directory if such directory is specified. The file size must be small enough to fit in available memory.RenameRegex command line program renames files whose name matches a regular expression places the output files in a separate directory if such directory is specified.FileLineFilterRegex command line program eliminates text lines from text files based on regular expression patterns.This program removes all lines which does not match a regular expression from text files places the output files in a separate directory if such directory is specified. The file size must be small enough to fit in available memory.Bestcode File Utilities Pack comes as a zip file.For more information, please visit http://www.bestcode.com