>I'm hoping there's a more elegant way to do it using a one-line 
>apply-templates or call-templates instead of three or more if statement

>lines

<xsl:template match="tag">
<xsl:apply-templates select="@*" mode="atts"/>
</xsl:template>
<xsl:template match="@*" mode="atts">
<xsl:value-of select="local-name()"/>=<xsl:value-of select="."/>

</xsl:template>

with <tag indent="5"/>

should return indent=5


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