New Scripts

Every match

1. Replace all matches of PAT in a file alternately with OBJ₁ and OBJ₂. 2001.02.16

Some Matches of PAT in a line.

1. Replace every space character with an underscore in the first 8 characters of a line (string). 2000.11.17
2. Replace every comma located between columns 10 thru 15 with a '#'. 2002.10.11
3. Replace every third comma in a string with a newline. 2001.01.15
4. Replace every 'B' in 1-byte-units with 'C', but retain those in 2-byte-units. 2001.09.26
5. Replace every leading space of a line with a dot('.'). 2003.11.16
6. Replace every 8-digit integer not preceded by 'abc' with 'ABCDEFGH'. 2003.11.20
7. Convert 'IP.port' to 'IP:port' in a file. 2004.02.09

Matches of PAT (not) escaped or inside quotes.

1. Replace every space character of every double-quoted string in a line with a dash('-'). 2000.11.15
2. Replace every comma NOT enclosed in a pair of double quotes with '|'. 2001.02.28
3. Replace every non-escaped '@' with '#'. 2005.07.20
4. Replace every comma neither escaped nor enclosed in a pair of double quotes with '#'. 2005.07.27
5. Remove members not beginning with PAT from lists. 2008.07.08
6. Replace every comma(',') in a double-quoted string with a dash('-'). 2008.07.25

Numbers-related

1. Increase a non-negative integer by 1. 2004.05.03

Misc.

1. Convert a sequence of one-byte codes into their corresponding actions. 2003.11.28
2. Replace every matched string with a sequence of dashes of the same length. 2008.01.17
3. Replace keys with associated values. 2008.02.22
4. Remove the directory part of every path. 2008.04.10
5. Find the shortest path to change directory from one to another. 2008.12.31
6. Find the word preceding `!!' and delete all instances of that word. 2009.07.23