"Everyone holds on for a different length of time. Some people avoid the pain of loss and grief by texting their ex. ... Try dating again when you're ready, and in the meantime, it's fine to stay in touch with your ex via text; just make sure they aren't rejecting you or causing you any pain.
Why you shouldn't text my ex?
We're creatures of habit, and when you're so used to talking to someone you care about all the time, it's hard to break the habit and cut contact. But by continuing to text your ex after your relationship is over, you're just dragging out drama and prolonging the time it takes to truly get over someone.
Should I text my ex back or ignore her?
Are You In A Relationship Right Now? If you are currently seeing someone else, you should ignore all forms of communication with your ex in the vast majority of cases. If it's recent enough, it's just reopening old wounds, and by him or her reinserting themselves back into your life, it makes things harder to move on.