<?php
$text = "roses are red,and violets are blue.whatever you do i'll keep it for you.";
$dividedLine = preg_split("/(?<=[.])/",$text,0,PREG_SPLIT_NO_EMPTY
);
PD9waHAKZXJyb3JfcmVwb3J0aW5nKC0xKTsKCiR0ZXh0ID0gInJvc2VzIGFyZSByZWQsYW5kIHZpb2xldHMgYXJlIGJsdWUud2hhdGV2ZXIgeW91IGRvIGknbGwga2VlcCBpdCBmb3IgeW91LiI7CiRkaXZpZGVkTGluZSA9IHByZWdfc3BsaXQoIi8oPzw9Wy5dKS8iLCR0ZXh0LDAsUFJFR19TUExJVF9OT19FTVBUWSk7CnByaW50X3IoJGRpdmlkZWRMaW5lKTsK