Nyall Dawson bd9e02be95 Add alias support for expression functions
Standardise naming of all internal functions to lowercase with
underscore convention. Add aliases for old names to avoid
breakage.
2015-05-03 20:57:36 +10:00

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<h3>get_feature function</h3>
Returns the first feature of a layer matching a given attribute value
<h4>Syntax</h4>
<pre>get_feature( layer, attributeField, value )</pre>