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‎.nojekyll

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‎404.html

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<!DOCTYPE html>
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<html>
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<head>
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<meta http-eqiv="content-type" content="text/html;charset=utf-8" />
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<title>Go за Прикладом: не знайдено</title>
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<link rel=stylesheet href="site.css" />
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<script async src="https://www.googletagmanager.com/gtag/js?id=UA-75170058-3"></script>
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<script type="text/javascript">
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getLocation = (href) => {
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var l = document.createElement("a");
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l.href = href;
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return l;
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}
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<head>
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<meta charset="utf-8">
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<title>Go by Example: Not Found</title>
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<link rel=stylesheet href="site.css">
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</head>
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<body>
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<div id="intro">
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<h2><a href="./">Go by Example</a></h2>
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<p>Sorry, we couldn't find that! Check out the <a href="./">home page</a>?</p>
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var link = getLocation(window.location.href);
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<p class="footer">
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Автори <a href="https://markmcgranaghan.com">Марк МакГанахан</a> та <a href="https://eli.thegreenplace.net">Елай Бендерскі</a> | Переклад <a href="https://github.com/butuzov">@butuzov</a> | <a href="https://github.com/butuzov/gobyexample/blob/ukrainian/examples/<no value>">source</a> | <a href="https://github.com/butuzov/gobyexample#license">ліцензія</a>
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</p>
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switch (link.hostname) {
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case 'gobyexample.com.ua':
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window.location.href = "https://butuzov.github.io/gobyexample" + link.pathname.replace(/\/+$/,'')
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break;
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case 'butuzov.github.io':
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window.dataLayer = window.dataLayer || [];
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function gtag(){dataLayer.push(arguments);}
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gtag('js', new Date());
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gtag('config', 'UA-75170058-3');
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break;
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}
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</script>
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</head>
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<body>
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<div id="intro">
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<h2><a href="./">Go за Прикладом</a></h2>
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<p>Пробачте, ми незмогли знайти цей матеріал. Перевірити <a href="./">домашню сторінку</a>?</p>
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<p class="footer">
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Автор <a href="https://twitter.com/mmcgrana">@mmcgrana</a> | Переклад <a href="https://twitter.com/butuzov">@butuzov</a> | <a href="https://github.com/butuzov/gobyexample/blob/ukrainian/">source</a> | <a href="https://github.com/butuzov/gobyexample#license">ліцензія</a>
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</p>
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</div>
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</body>
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</div>
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</body>
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</html>

‎arrays

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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>Go за Прикладом: Масиви</title>
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<link rel=stylesheet href="site.css">
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</head>
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<script>
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onkeydown = (e) => {
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if (e.key == "ArrowLeft") {
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window.location.href = 'switch';
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}
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if (e.key == "ArrowRight") {
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window.location.href = 'slices';
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}
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}
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</script>
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<body>
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<div class="example" id="arrays">
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<h2><a href="./">Go за Прикладом</a>: Масиви</h2>
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<table>
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<tr>
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<td class="docs">
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<p>В Go - масивом є нумерована стуктура даних визначеної довжини та типу.
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Типово, використання у Go <a href="slices">зрізів</a> більш поширене, але масиви
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все ж корисні у ряді випадків.</p>
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</td>
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<td class="code empty leading">
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</td>
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</tr>
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<tr>
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<td class="docs">
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</td>
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<td class="code leading">
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<a href="https://go.dev/play/p/gNkVoHGkYhf"><img title="Run code" src="play.png" class="run" /></a><img title="Copy code" src="clipboard.png" class="copy" />
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<pre class="chroma"><code><span class="line"><span class="cl"><span class="kn">package</span> <span class="nx">main</span></span></span></code></pre>
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</td>
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</tr>
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<tr>
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<td class="docs">
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</td>
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<td class="code leading">
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<pre class="chroma"><code><span class="line"><span class="cl"><span class="kn">import</span> <span class="s">&#34;fmt&#34;</span></span></span></code></pre>
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</td>
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</tr>
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<tr>
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<td class="docs">
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</td>
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<td class="code leading">
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<pre class="chroma"><code><span class="line"><span class="cl"><span class="kd">func</span> <span class="nf">main</span><span class="p">()</span> <span class="p">{</span></span></span></code></pre>
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</td>
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</tr>
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<tr>
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<td class="docs">
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<p>Ми створюємо масив <code>a</code>, що вміщуватиме 5 цілих чисел
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(тип <code>int</code>). Тип елементів та довжина є частиною типізації масиву.
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Не ініціалізовані значення масиву - приймаматимуть нульове значення
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базового типу (наприклад <code>0</code> для <code>int</code>)</p>
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</td>
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<td class="code leading">
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<pre class="chroma"><code><span class="line"><span class="cl"> <span class="kd">var</span> <span class="nx">a</span> <span class="p">[</span><span class="mi">5</span><span class="p">]</span><span class="kt">int</span>
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</span></span><span class="line"><span class="cl"> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Println</span><span class="p">(</span><span class="s">&#34;emp:&#34;</span><span class="p">,</span> <span class="nx">a</span><span class="p">)</span></span></span></code></pre>
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</tr>
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<tr>
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<td class="docs">
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<p>Ми можемо використовувати наступні синтаксисичні конструкції
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для встановлення значень за індексом <code>array[index] = value</code>,
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або дял отримань значень <code>array[index]</code>.</p>
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</td>
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<td class="code leading">
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<pre class="chroma"><code><span class="line"><span class="cl"> <span class="nx">a</span><span class="p">[</span><span class="mi">4</span><span class="p">]</span> <span class="p">=</span> <span class="mi">100</span>
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</span></span><span class="line"><span class="cl"> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Println</span><span class="p">(</span><span class="s">&#34;set:&#34;</span><span class="p">,</span> <span class="nx">a</span><span class="p">)</span>
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</span></span><span class="line"><span class="cl"> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Println</span><span class="p">(</span><span class="s">&#34;get:&#34;</span><span class="p">,</span> <span class="nx">a</span><span class="p">[</span><span class="mi">4</span><span class="p">])</span></span></span></code></pre>
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<tr>
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<td class="docs">
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<p>Вбудована функція <code>len</code> повертає довжину нашого масиву.</p>
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</td>
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<td class="code leading">
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<pre class="chroma"><code><span class="line"><span class="cl"> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Println</span><span class="p">(</span><span class="s">&#34;len:&#34;</span><span class="p">,</span> <span class="nb">len</span><span class="p">(</span><span class="nx">a</span><span class="p">))</span></span></span></code></pre>
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</tr>
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<td class="docs">
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<p>Для декларацій та ініціалізації массива одним рядком -
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скористайтесь наступним синтаксисом:</p>
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</td>
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<td class="code leading">
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<pre class="chroma"><code><span class="line"><span class="cl"> <span class="nx">b</span> <span class="o">:=</span> <span class="p">[</span><span class="mi">5</span><span class="p">]</span><span class="kt">int</span><span class="p">{</span><span class="mi">1</span><span class="p">,</span> <span class="mi">2</span><span class="p">,</span> <span class="mi">3</span><span class="p">,</span> <span class="mi">4</span><span class="p">,</span> <span class="mi">5</span><span class="p">}</span>
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</span></span><span class="line"><span class="cl"> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Println</span><span class="p">(</span><span class="s">&#34;dcl:&#34;</span><span class="p">,</span> <span class="nx">b</span><span class="p">)</span></span></span></code></pre>
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</td>
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</tr>
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<tr>
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<td class="docs">
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<p>Ви можете компонувати одномірні масиви в багатомірні. Наприклад,
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ось тут - ми створюємо багатомірний масив з базовим типом елемента
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<code>масив цілих чисел</code> (<code>array of int</code>s), кожен з яких є одномірним масивом
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з базовим елементом - ціле число (<code>int</code>).</p>
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</td>
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<td class="code">
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<pre class="chroma"><code><span class="line"><span class="cl"> <span class="kd">var</span> <span class="nx">twoD</span> <span class="p">[</span><span class="mi">2</span><span class="p">][</span><span class="mi">3</span><span class="p">]</span><span class="kt">int</span>
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</span></span><span class="line"><span class="cl"> <span class="k">for</span> <span class="nx">i</span> <span class="o">:=</span> <span class="mi">0</span><span class="p">;</span> <span class="nx">i</span> <span class="p">&lt;</span> <span class="mi">2</span><span class="p">;</span> <span class="nx">i</span><span class="o">++</span> <span class="p">{</span>
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</span></span><span class="line"><span class="cl"> <span class="k">for</span> <span class="nx">j</span> <span class="o">:=</span> <span class="mi">0</span><span class="p">;</span> <span class="nx">j</span> <span class="p">&lt;</span> <span class="mi">3</span><span class="p">;</span> <span class="nx">j</span><span class="o">++</span> <span class="p">{</span>
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</span></span><span class="line"><span class="cl"> <span class="nx">twoD</span><span class="p">[</span><span class="nx">i</span><span class="p">][</span><span class="nx">j</span><span class="p">]</span> <span class="p">=</span> <span class="nx">i</span> <span class="o">+</span> <span class="nx">j</span>
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</span></span><span class="line"><span class="cl"> <span class="p">}</span>
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</span></span><span class="line"><span class="cl"> <span class="p">}</span>
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</span></span><span class="line"><span class="cl"> <span class="nx">fmt</span><span class="p">.</span><span class="nf">Println</span><span class="p">(</span><span class="s">&#34;2d: &#34;</span><span class="p">,</span> <span class="nx">twoD</span><span class="p">)</span>
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</span></span><span class="line"><span class="cl"><span class="p">}</span></span></span></code></pre>
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</td>
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</tr>
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</table>
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<table>
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<tr>
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<td class="docs">
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<p>Зауважте, масив, що надруковано функцією <code>fmt.Println</code>
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буде виведено у вигляді <code>[v1 v2 v3 ...]</code></p>
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</td>
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<td class="code leading">
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<pre class="chroma"><code><span class="line"><span class="cl"><span class="gp">$</span> go run arrays.go
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</span></span><span class="line"><span class="cl"><span class="go">emp: [0 0 0 0 0]
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</span></span></span><span class="line"><span class="cl"><span class="go">set: [0 0 0 0 100]
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</span></span></span><span class="line"><span class="cl"><span class="go">get: 100
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</span></span></span><span class="line"><span class="cl"><span class="go">len: 5
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</span></span></span><span class="line"><span class="cl"><span class="go">dcl: [1 2 3 4 5]
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</span></span></span><span class="line"><span class="cl"><span class="go">2d: [[0 1 2] [1 2 3]]</span></span></span></code></pre>
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</td>
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</tr>
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<tr>
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<td class="docs">
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<p>Масив служить основою іншій структурі даних що
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називається назвою - <em>зріз</em> (<em>slices</em>)</p>
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</td>
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<td class="code empty">
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</td>
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</tr>
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</table>
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<p class="next">
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Наступний приклад: <a href="slices">Зрізи</a>.
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</p>
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<p class="footer">
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Автори <a href="https://markmcgranaghan.com">Марк МакГанахан</a> та <a href="https://eli.thegreenplace.net">Елай Бендерскі</a> | Переклад <a href="https://github.com/butuzov">@butuzov</a> | <a href="https://github.com/butuzov/gobyexample/blob/ukrainian/examples/<no value>">source</a> | <a href="https://github.com/butuzov/gobyexample#license">ліцензія</a>
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</p>
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</div>
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<script>
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var codeLines = [];
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codeLines.push('');codeLines.push('package main\u000A');codeLines.push('import \"fmt\"\u000A');codeLines.push('func main() {\u000A');codeLines.push(' var a [5]int\u000A fmt.Println(\"emp:\", a)\u000A');codeLines.push(' a[4] \u003D 100\u000A fmt.Println(\"set:\", a)\u000A fmt.Println(\"get:\", a[4])\u000A');codeLines.push(' fmt.Println(\"len:\", len(a))\u000A');codeLines.push(' b :\u003D [5]int{1, 2, 3, 4, 5}\u000A fmt.Println(\"dcl:\", b)\u000A');codeLines.push(' var twoD [2][3]int\u000A for i :\u003D 0; i \u003C 2; i++ {\u000A for j :\u003D 0; j \u003C 3; j++ {\u000A twoD[i][j] \u003D i + j\u000A }\u000A }\u000A fmt.Println(\"2d: \", twoD)\u000A}\u000A');codeLines.push('');codeLines.push('');
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</script>
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<script src="site.js" async></script>
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</body>
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</html>

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