Adobe 38040334 Extending Dreamweaver - Page 278

<updatePattern> attributes

Page 278 highlights

DREAMWEAVER CS3 272 Extending Dreamweaver /(\b)\w+(\.Field\.Items)/ /(\bItems\(")\w+("\))/ The literal parentheses, as well as other special regular expression characters, are escaped by preceding them with a backslash (\). The middle expression, defined as \w+, is updated with the latest value that passed in for parameters rs and col, respectively. The values RS1 and author_id can be precisely updated with new values. Multiple occurrences of the same pattern can be updated simultaneously by using the regular expression global flag g after the closing slash (such as /pattern/g). If the participant text is long and complex, you might need multiple patterns to update a single parameter, as shown in the following example: To update the recordset name in all three positions, you need three update patterns for a single parameter, as shown in the following example: /(\b)\w+(\.CursorType)/ /(\b)\w+(\.CursorLocation)/ /(\b)\w+(\.LockType)/ Now you can pass in a new value for the recordset, and it is precisely updated in three locations. attributes The following items are valid attributes of the updatePattern tag. paramName Description This attribute indicates the name of the parameter whose value is used to update the participant. This parameter should match the ones that are specified in the insertion text and search parameters. Parent updatePattern Type Attribute. Required Yes.

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DREAMWEAVER CS3
Extending Dreamweaver
272
<updatePattern paramName="rs" >
/(\b)\w+(\.Field\.Items)/
</updatePattern>
<updatePattern paramName="col">
/(\bItems\(")\w+("\))/
</updatePattern>
The literal parentheses, as well as other special regular expression characters, are escaped by preceding them with a
backslash (\). The middle expression, defined as
\w+
, is updated with the latest value that passed in for parameters
rs
and
col
, respectively. The values
RS1
and
author_id
can be precisely updated with new values.
Multiple occurrences of the same pattern can be updated simultaneously by using the regular expression global flag
g
after the closing slash (such as
/pattern/g)
.
If the participant text is long and complex, you might need multiple patterns to update a single parameter, as shown
in the following example:
<% ...
Recordset1.CursorType = 0;
Recordset1.CursorLocation = 2;
Recordset1.LockType = 3;
%>
To update the recordset name in all three positions, you need three update patterns for a single parameter, as shown
in the following example:
<updatePattern paramName="rs">
/(\b)\w+(\.CursorType)/
</updatePattern>
<updatePattern paramName="rs">
/(\b)\w+(\.CursorLocation)/
</updatePattern>
<updatePattern paramName="rs">
/(\b)\w+(\.LockType)/
</updatePattern>
Now you can pass in a new value for the recordset, and it is precisely updated in three locations.
<updatePattern> attributes
The following items are valid attributes of the
updatePattern
tag.
paramName
Description
This attribute indicates the name of the parameter whose value is used to update the participant. This parameter
should match the ones that are specified in the insertion text and search parameters.
Parent
updatePattern
Type
Attribute.
Required
Yes.