Metrics

<metrics>
    <metric 
        key="pct" 
        label="Percent" 
        valueFormat=".0%" 
        syntaxTemplate="pctin({entry.var},{entry.value})"
        nKey="n"
    />
</metrics>

metric.key

Special, but explain why.

metric.label

Column name.

metric.valueFormat

A d3 format string. See d3 format.

metric.syntaxTemplate

The evaluator will replace keywords in brackets with attributes from entries or options that it crosses.

Recognized keywords and their non-intuitive mapping:

Template keyword	Attribute replaced with
entry.*	entry.*
option.*	option.*
base.*	(see node.base-selector)

Legacy keyword replacements

Template keyword	Attribute replaced with
option	option.value
entry	entry.value
entry2	entry.value2
entry3	entry.value3
syntax	entry.syntax
filter	entry.filter

metric.nKey

Determines whether to show weighted n ("wn") or unweighted n ("n"). If not provided, "wn" will be used.

Examples:

Standard percents

<metrics>
    <metric 
        key="pct" 
        label="Percent" 
        valueFormat=".0%" 
        syntaxTemplate="pct({entry.syntax})"/>
</metrics>
<entries>
    <entry syntax="q7==25" label="..." />
</entries>

Filtered percents

<metrics>
    <metric 
        key="pct" 
        label="Percent" 
        valueFormat=".0%" 
        syntaxTemplate="pct(filter({entry.syntax},{entry.filter}))"/>
</metrics>
<entries>
    <entry syntax="q7==25" filter="qhid==2" label="..." />
</entries>

SR matrix percents

<metrics>
    <metric 
        key="pct" 
        label="Percent" 
        valueFormat=".0%" 
        syntaxTemplate="pctin({entry.value},{option.value})"/>
</metrics>
<optionSets>
    <optionSet name="options1" label="Options">
        <option value="1" label="Boy"/>
        <option value="2" label="Girl"/>
        <option value="3" label="Bought for myself"/>
        <option value="4" label="Family"/>
    </optionSet>
</optionSets>
<entries>
    <entry value="Q13r1" label="..." />
    <entry value="Q13r2" label="..." />
    <entry value="Q13r3" label="..." />
    <entry value="Q13r4" label="..." />
    <entry value="Q13r5" label="..." />
</entries>