Chapter 7: Using Regular Expressions In Functions - MACROMEDIA COLDFUSION MX 61-DEVELOPING COLDFUSION MX Develop Manual

Using Regular Expressions in Functions
Regular expressions let you perform string matching operations using ColdFusion functions. This
chapter describes how regular expressions work with the following functions:
•
REFind
•
REFindNoCase
•
REReplace
•
REReplaceNoCase
This chapter does not apply to regular expressions used in the
These tags use JavaScript regular expressions, which have a slightly different syntax than
ColdFusion regular expressions. For information on JavaScript regular expressions, see
27, "Building Dynamic Forms," on page
Contents
About regular expressions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
Regular expression syntax. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Using backreferences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
Returning matched subexpressions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Regular expression examples. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
Types of regular expression technologies. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
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