html - Extracting for value to use on label element? -

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hi,

label has attribute pointe editor example :

<label for="modelviewad_title">titel</label>

i building custom helper generating label , methodhead : 

public static mvchtmlstring labelfor<tmodel, tvalue>(this htmlhelper<tmodel> self, expression<func<tmodel, tvalue>> expression, boolean showtooltip)

what easiest way extract value? or have manually build value?

bestregards

like this:

public static mvchtmlstring labelfor<tmodel, tvalue>(     htmlhelper<tmodel> self,      expression<func<tmodel, tvalue>> expression,      boolean showtooltip ) {     var metadata = modelmetadata.fromlambdaexpression(expression, self.viewdata);     var id = self.viewdata.templateinfo.getfullhtmlfieldid(metadata.propertyname);     // id     ... }

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