ViewHierarchy from XmlDataTable Example
In this example the parent-child relation used by ViewHierarchy is based on the relation between parent and key fields. Nesting is made visible by indenting the children of each row.
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<se:xmldatatable>
<se:parameters>
<se:parameter name="resulttype">datatable</se:parameter>
<se:parameter name="save">data</se:parameter>
<se:parameter name="xml">
<se:row>
<se:col name="key" datatype="string">root</se:col>
</se:row>
<se:row>
<se:col>Science</se:col>
<se:col name="parent" datatype="string">root</se:col>
</se:row>
<se:row>
<se:col>Music</se:col>
<se:col>root</se:col>
</se:row>
<se:row>
<se:col>Physics</se:col>
<se:col>Science</se:col>
</se:row>
<se:row>
<se:col>Chemistry</se:col>
<se:col>Science</se:col>
</se:row>
<se:row>
<se:col>Astrophysics</se:col>
<se:col>Physics</se:col>
</se:row>
<se:row>
<se:col>Quantum Chromo Dynamics</se:col>
<se:col>Physics</se:col>
</se:row>
<se:row>
<se:col>Metal</se:col>
<se:col>Music</se:col>
</se:row>
<se:row>
<se:col>Rock</se:col>
<se:col>Music</se:col>
</se:row>
<se:row>
<se:col>Jazz</se:col>
<se:col>Music</se:col>
</se:row>
</se:parameter>
</se:parameters>
</se:xmldatatable>
<se:viewhierarchy>
<se:parameters>
<se:parameter name="inputdata">data</se:parameter>
<se:parameter name="keyfield">key</se:parameter>
<se:parameter name="parentfield">parent</se:parameter>
<se:parameter name="format">
<se:rowformat>{string.repeat(char.tab(), this.field(level))}{this.field(key)}</se:rowformat>
<se:rowdelimiter>{char.crlf()}</se:rowdelimiter>
</se:parameter>
</se:parameters>
</se:viewhierarchy>
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| Example Result |
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Science
Physics
Astrophysics
Quantum Chromo Dynamics
Chemistry
Music
Metal
Rock
Jazz
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