Days between two dates.ipynb

Days between two dates.ipynb

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      "source": "function date(d)\n    y = d ÷ 10000\n    m = d ÷ 100 - 100y\n    d = d % 100\n    if m < 3\n        m += 12\n        y -= 1\n    end\n    y, m, d\nend\ndatetonumber(y, m, d) = Int(365y + floor(y / 4) - floor(y / 100) + floor(y / 400) + floor(30.6m + 1.6) + d)\ndaysbetween2dates(d1, d2) = datetonumber(date(d2)...) - datetonumber(date(d1)...)",
      "execution_count": 1,
      "outputs": [
        {
          "data": {
            "text/plain": "daysbetween2dates (generic function with 1 method)"
          },
          "execution_count": 1,
          "metadata": {},
          "output_type": "execute_result"
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    {
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      "cell_type": "code",
      "source": "daysbetween2dates(20210119, 20210301), #41\ndaysbetween2dates(18210119, 20210119)  #73049",
      "execution_count": 2,
      "outputs": [
        {
          "data": {
            "text/plain": "(41, 73049)"
          },
          "execution_count": 2,
          "metadata": {},
          "output_type": "execute_result"
        }
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        "description": "Days between two dates.ipynb",
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