CrossWorks for ARM User Guide

•If the search will be carried out in the root folders sub-folders, set the Look insubfolders option.•The output of the search results can go into two separate panes. If the outputshould go into the second pane, select Output to pane 2 option.•Click Find button.Regular expressionsThe editor can search and replace test using regular expressions. A regular expressionis a string that uses special characters to describe and reference patterns of text. Theregular expression system used by the editor is modelled on Perls regexp language. Formore information on regular expressions, see Mastering Regular Expressions, Jeffrey E FFreidl, ISBN 0596002890.Summary of special charactersThe following table summarizes the special characters that the CrossStudio editorsupports.Characters Meaning\d Match a numeric character.\D Match a non-numeric character.\s Match a whitespace character.\S Match a non-whitespace character.\w Match a word character.\W Match a non-word character.[c]\cMatch set of characters, e.g. [ch] matches characters c or h. A rangecan be specified using the - character, e.g. [0-27-9] matches ifcharacter is 0, 1, 2, 7 8 or 9. A range can be negated using the ^character, e.g. [^a-z] matches if character is anything other than alower case alphabetic character.The literal character c. For example to match the character * youwould use \*.\a Match ASCII bell character.\f Match ASCII form feed character.\n Match ASCII line feed character.Chapter 8Regular expressions83