Section 7. Notice of local and special bills

No local or special bill shall be passed unless notice of the intention to apply therefor shall have been published in the locality where the matter or the thing to be effected may be situated, which notice shall be at least 30 days prior to the introduction into the General Assembly of such bill and in the manner to be provided by law; the evidence of such notice having been published, shall be exhibited in the General Assembly, before such act shall be passed.