All provisions of the comprehensive zoning ordinances of the Town of Double Oak in conflict with the provisions of this ordinance be and the same are hereby repealed. An offense committed before the effective date of this ordinance is governed by the prior law and the provisions of the comprehensive zoning ordinances of the Town of Double Oak, as amended, in effect when the offense was committed and the prior law is continued in effect for this purpose. Should any sentence, paragraph, subdivision, clause, phrase or section of this ordinance be adjudged or held to be unconstitutional, illegal or invalid, the same shall not affect the validity of this ordinance as a whole or any part hereof other than the part so decided to be unconstitutional, illegal or invalid, and the same shall not affect the validity of the comprehensive zoning ordinances as a whole. This Ordinance shall take effect immediately from and after its passage and the publication of the caption, as the law in such cases provide.