Extracting the first sentence out of a block of text

I need to extract the first sentence out of a block of text. The sentence will end with a period, exclamation point, or question mark followed by a space.

[listwords]
when used with "delimiters" can redefine the meaning of what a word is.
[listwords words=[your words go here]&delimiters=.!?]
[showif [index]=1]
The first sentence is: [word]
[/showif]
[/listwords]
Joe D'Andrea

DOWNLOAD WEBDNA NOW!

Top Articles:

WebDNA reference

A list of all WebDNA instructions...

Download WebDNA Applications

WebDNA applications...

AWS Raw WebDNA LAMP-Plus WebServer

Amazon Web Services (AWS) README for Machine Image ID...

Tips and Tricks

A list of user-submitted tips ...

WebDNA Modules

A list of the currently available modules...

Technical Change History

This Technical Change History provides a reverse chronological list of WebDNA changes...

Related Readings:

Redefining [date] & [time] to match your time zone

Your server is not always in the same time zone as your web site...

Cloning a Record

Often...

Setting a 30-minute Cookie

Configuring the expires time for a short-term cookie is tricky...

How old am I?

You want to express an age in years given the dob (mm/dd/yyyy) and today's date...

Removing whitespace

How can I remove all whitespace entered by a user from an input box (ie card number)...

Calculating Standard Deviation

...