cdm/src/main/java/ucar/nc2/ft/point/standard/Evaluator.java
static public Variable findVariableWithAttributeValue(Structure struct, String attName, String attValue) {
    for (Variable v : struct.getVariables()) {
      Attribute att = v.findAttributeIgnoreCase(attName);
      if ((att != null) && att.getStringValue().equals(attValue))
        return v;
    }
    return null;
  }
static public Variable findVariableWithAttributeValue(Structure struct, String attName, String attValue) {
    for (Variable v : struct.getVariables()) {
      Attribute att = v.findAttributeIgnoreCase(attName);
      if ((att != null) && att.getStringValue().equals(attValue))
        return v;
    }
    return null;
  }
Find first member variable in this struct with given attribute name and value

@param struct   in this structure
@param attName  attribute name, case insensitive
@param attValue attribute value, case sensitive
@return first member variable with given attribute name and value, or null