string_regex.xml

<?xml version="1.0" encoding="UTF-8"?>
<table xmlns="http://query.yahooapis.com/v1/schema/table.xsd">
    <meta>
        <author>Paul Daniel (hapdaniel)</author>
        <documentationURL></documentationURL>
		<description>Perform regexs using YQL. Mainly of use because
			pipes V1 cannot do global substitution using variables.
			Params
			text - the text to apply the regex to. (c. 2000 char limit??)
			regex - the expression
			replace_with - replace with
			modifiers - g/i/s/m
		</description>
    </meta>
    <bindings>
        <select itemPath="" produces="XML">
            <urls>
                <url></url>
            </urls>
            <inputs>
                <key id="text" type="xs:string" paramType="variable" required="true"/>
                <key id="regex" type="xs:string" paramType="variable" required="true"/>
                <key id="replace_with" type="xs:string" paramType="variable" required="true"/>
                <key id="modifiers" type="xs:string" paramType="variable" required="true"/>
            </inputs>

            <execute><![CDATA[
            
            var reg = new RegExp(regex,modifiers);
            text = text.replace(reg,replace_with);
            response.object = text;
            ]]>
            </execute>
        </select>

     </bindings>
</table>