Smirator

import { ref, watchEffect } from 'vue'

const posts = ref([])
const database = ref([])

watchEffect(async () => {
  const response = await fetch('http://localhost:3000/posts')
  posts.value = await response.json()

  if (posts.value.length) {
    posts.value.forEach((item) => {
      database.value.push({ id: item.id, name: item.name })
    })
  }
})
</script>

<template>
  <div v-for="item in posts" :key="item.id">
    {{ item.name }}
  </div>
</template>

const string = "a,b",a b,,,,,,,,,,,,,,,,,,,
const cells = string.split(/,(?!\s*")/);
console.log(cells);
////
[
  "a,b",
  "a b",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  "",
  ""
]

function updateBookCounterAndStatus(selectedBookId, booksArray) {
  for (let i = 0; i < booksArray.length; i++) {
    if (booksArray[i].book_id === selectedBookId) {
      if (booksArray[i].counter > 0) {
        booksArray[i].counter--;
        if (booksArray[i].counter === 0) {
          booksArray[i].isBookAccepted = true;
        }
        break; // прекратили перебор
      }
    }
  }
}

// Вызываем:
updateBookCounterAndStatus(selectedBook, books);
console.log(books);

if ($_SERVER['REQUEST_METHOD'] === 'GET') {
    $deal_tel = isset($_REQUEST['tel']) ? $_REQUEST['tel'] : '';
    $deal_name = isset($_REQUEST['name']) ? $_REQUEST['name'] : '';
    $deal_vopros = isset($_REQUEST['vopros']) ? $_REQUEST['vopros'] : '';
}

<template>
  <div>
    <!-- Компонент Catalog -->
    <router-link :to="{ name: 'Bread', params: { selected: selected } }">Go to Bread</router-link>
  </div>
</template>

<script>
export default {
  data() {
    return {
      selected: 'some_value', // значение selected
    };
  },
};
</script>

<template>
  <div>
    <!-- Компонент Bread -->
    <p>{{ selected }}</p>
  </div>
</template>

<script>
export default {
  props: ['selected'],
  mounted() {
    console.log(this.selected); // значение  доступно в этом компоненте через props
  },
};
</script>

const routes = [
  {
    path: "/",
    name: "Main",
    component: Main,
    children: [
      {
        path: "",
        component: Section,
      },
      {
        path: "/Catalog",
        name: "Catalog",
        component: Catalog,
        children: [
          {
            path: "/Catalog/Bread",
            name: "Bread",
            component: Bread,
            props: true, // это позволит передать параметры маршрута как props в Bread
          },
        ],
      },
    ],
  },
];

let num = Number(prompt('Пожалуйста, введите любое число'));

if (isNaN(num)) {
  alert('Введите число');
} else {
  if (num % 2 === 0) {
    alert('Число четное');
  } else {
    alert('Число нечетное');
  }
}

(function() {
  // код
  function secretFunction() {
    console.log("Секрет!");
  }
  // код продолжается
})();

const htmlStr = xlsx.write(wb, { type: "binary", bookType: "html", cellStyles: true, });

const htmlStr = xlsx.write(wb, { type: "binary", bookType: "html", bookSST: true, cellStyles: { dateNF: 'YYYY-MM-DD HH:mm:ss', }, type: "base64", });

const wb = xlsx.read(data, { type: "array", cellStyles: true, });