{
  "source": "Open Group Base Specifications Issue 7 sed examples",
  "examples": [
    {
      "name": "global substitution",
      "script": "s/[0-9][0-9]*/NUM/g",
      "input": "a1 b22 c333",
      "expected": "aNUM bNUM cNUM"
    },
    {
      "name": "delete blank lines",
      "script": "/^$/d",
      "input": "a\n\nb\n",
      "expected": "a\nb"
    },
    {
      "name": "print matching range",
      "script": "/BEGIN/,/END/p",
      "input": "x\nBEGIN\na\nEND\ny\n",
      "expected": "BEGIN\na\nEND"
    }
  ]
}