Kiwango cha 9.7 cha Kitatizo cha PHP

Задание 1

Tengeneza tovuti, inayotoa utabiri wa nasibu inapokaribishwa, mzuri au mbaya. Utabiri unapaswa kuhifadhiwa katika Hifadhidata. Ukisasisha ukurasa, utabiri haupaswi kubadilika wakati wa sasa ya leo.

Задание 2

Imetolewa safu ya kiholela ya pande mbili:

php[
  [11, 12, 13, 14, 15],
  [21, 22, 23, 24, 25],
  [31, 32, 33, 34, 35],
  [41, 42, 43, 44, 45],
  [51, 52, 53, 54, 55],
]

Weka sifuri vipengele vilivyo sio kwenye diagonal:

php[
  [11,  0,  0,  0, 15],
  [ 0, 22,  0, 24,  0],
  [ 0,  0, 33,  0,  0],
  [ 0, 42,  0, 44,  0],
  [51,  0,  0,  0, 55],
]

Задание 3

Acha kwenye faili kuhifadhiwe JSON ifuatayo:

data.json{
  [
    "catg": "catg1",
    "name": "prod1",
    "cost": "100"
  ],
  [
    "catg": "catg2",
    "name": "prod2",
    "cost": "200"
  ],
  [
    "catg": "catg3",
    "name": "prod3",
    "cost": "300"
  ]
}

Tengenezwa kwa kutumia data za faili msimbo ufuatao wa HTML na uitumpe kwa kivinjari:

html<table>
  <tbody>
    <tr>
      <td>1</td>
      <td>catg1</td>
      <td>prod1</td>
      <td>100</td>
    </tr>
    <tr>
      <td>2</td>
      <td>catg2</td>
      <td>prod2</td>
      <td>200</td>
    </tr>
    <tr>
      <td>3</td>
      <td>catg3</td>
      <td>prod3</td>
      <td>300</td>
    </tr>
  </tbody>
</table>