var callback #

Demo

Try on your phone

Show the variable first_page on before and after a value assigned to it. Value of the callback will only be lasted until the minibrowser closed

<?xml version="1.0" encoding="UTF-8"?>
<SnomIPPhoneBatch xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:noNamespaceSchemaLocation="../minibrowser_test.xsd">
    <SnomIPPhoneText id="page0">
        <Title>page 0</Title>
        <SoftKeyItem>
            <Name>*</Name>
            <Url>http://docs.snom.io/xml_minibrowser/examples/xml/cb_var.xml#sub=*[@id="page1"]</Url>
        </SoftKeyItem>
        <Text>
            var:first_page: $(var:first_page)
            <br />
            prees * to continue
        </Text>
    </SnomIPPhoneText>
    <SnomIPPhoneText id="page1">
        <Title>page 1</Title>
        <SoftKeyItem>
            <Name>*</Name>
            <Url>http://docs.snom.io/xml_minibrowser/examples/xml/cb_var.xml#sub=*[@id="page2"]&amp;var:first_page=$(urlencode:hello world)</Url>
        </SoftKeyItem>
        <Text>
            var_first_page = hello_world
            <br />
            prees * to continue
        </Text>
    </SnomIPPhoneText>
    <SnomIPPhoneText id="page2">
        <Title>page 2</Title>
        <SoftKeyItem>
            <Name>*</Name>
            <Url>http://docs.snom.io/xml_minibrowser/examples/xml/cb_var.xml#sub=*[@id="page3"]</Url>
        </SoftKeyItem>
        <Text>
            var:first_page: $(var:first_page)
        </Text>
    </SnomIPPhoneText>
    <SnomIPPhoneText id="page3">
        <Title>page 3</Title>
        <SoftKeyItem>
            <Name>*</Name>
            <Url>http://docs.snom.io/xml_minibrowser/examples/xml/cb_var.xml#sub=*[@id="page0"]</Url>
        </SoftKeyItem>
        <Text>
            var:first_page: $(var:first_page)
        </Text>
    </SnomIPPhoneText>
</SnomIPPhoneBatch>