t><!-- pkgdown --><link href="../pkgdown.css" rel="stylesheet"><script src="../pkgdown.js"></script><link href="../extra.css" rel="stylesheet"><script src="../extra.js"></script><meta property="og:title" content="Inside punctuation regular expression — inside_punct"><meta property="og:description" content="Function to construct regular expression of form: 'non alpha-numeric
characters' + 'some characters' + 'non alpha-numeric characters'."><!-- mathjax --><script src="https://cdnjs.cloudflare.com/ajax/lib