News flash: I'm going to Australia in February, so this Web site may be switched off at any time.

String operations in Icon

Mastery of text processing in Icon starts with these skills:

• Refer to the section on reading an input line to input lines from the standard input file as strings.
• To refer to parts of a string, you should know how positions are numbered.
• To extract parts of a string, you must know how to select a substring.
• Read the page on describing sets of characters (csets).
• In order to see whether a string matches a given pattern, use the various string analysis functions.