Question

Would somebody care to help me out with a regex to reliably recognize and remove any number, followed by a dot, in the beginning of a string? So that

1. Introduction

becomes

Introduction

and

1290394958595. Appendix A

becomes

Appendix A

Answer 1

Try:

preg_replace('/^[0-9]+\. +/', '', $string);

Which gives:

php > print_r(preg_replace('/^[0-9]+\. +/', '', '1231241. dfg'));
dfg