The latest articles on DEV Community by Mahbub Zulkarnain (@mahbubzulkarnain). https://dev.to/mahbubzulkarnain https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F129787%2Fef72b6cc-f904-4902-97f6-5bb3a656b3e4.jpg https://dev.to/mahbubzulkarnain en Mahbub Zulkarnain Fri, 21 Aug 2020 17:55:41 +0000 https://dev.to/mahbubzulkarnain/golang-time-format-22j0 https://dev.to/mahbubzulkarnain/golang-time-format-22j0 <div class="ltag-github-readme-tag"> <div class="readme-overview"> <h2> <img src="https://res.cloudinary.com/practicaldev/image/fetch/s--566lAguM--/c_limit%2Cf_auto%2Cfl_progressive%2Cq_auto%2Cw_880/https://dev.to/assets/github-logo-5a155e1f9a670af7944dd5e12375bc76ed542ea80224905ecaf878b9157cdefc.svg" alt="GitHub logo"> <a href="https://github.com/gomodul"> gomodul </a> / <a href="https://github.com/gomodul/waktu"> waktu </a> </h2> <h3> go get github.com/gomodul/waktu </h3> </div> </div> <h3> Year </h3> <p><strong>format</strong>: <code>2006, 06</code><br> </p> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"2006"</span><span class="p">))</span> <span class="c">// 1993</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"06"</span><span class="p">))</span> <span class="c">// 93</span> </code></pre> </div> <h3> Month </h3> <p><strong>format</strong>: <code>January, Jan, 01, 1</code><br> </p> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"January"</span><span class="p">))</span> <span class="c">// September</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"Jan"</span><span class="p">))</span> <span class="c">// Sep</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"01"</span><span class="p">))</span> <span class="c">// 10, 09</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"1"</span><span class="p">))</span> <span class="c">// 10, 9 </span> </code></pre> </div> <h3> Date </h3> <p><strong>format</strong>: <code>02, 2</code><br> </p> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"02"</span><span class="p">))</span> <span class="c">// 10, 09</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"2"</span><span class="p">))</span> <span class="c">// 10, 9</span> </code></pre> </div> <h3> Day </h3> <p><strong>format</strong>: <code>Monday, Mon</code><br> </p> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"Monday"</span><span class="p">))</span> <span class="c">// Friday</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"Mon"</span><span class="p">))</span> <span class="c">// Fri</span> </code></pre> </div> <h3> Hour </h3> <p><strong>format</strong>: <code>15, 03, 3, PM</code><br> </p> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="c">// 24 hours</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"15"</span><span class="p">))</span> <span class="c">// 13 </span> <span class="c">// 12 hours</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"03"</span><span class="p">))</span> <span class="c">// 01, 12</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"3"</span><span class="p">))</span> <span class="c">// 1, 12</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"PM"</span><span class="p">))</span> <span class="c">// AM, PM</span> </code></pre> </div> <h3> Minute </h3> <p><strong>format</strong>: <code>04, 4</code><br> </p> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"04"</span><span class="p">))</span> <span class="c">// 37, 01</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"4"</span><span class="p">))</span> <span class="c">// 37, 1</span> </code></pre> </div> <h3> Second </h3> <p><strong>format</strong>: <code>05, 5</code><br> </p> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"05"</span><span class="p">))</span> <span class="c">// 11, 01</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"5"</span><span class="p">))</span> <span class="c">// 11, 1</span> </code></pre> </div> <h3> Nano Second </h3> <p><strong>format</strong>: <code>.999999, .999, .99, .9</code><br> </p> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="c">// Now</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Nanosecond</span><span class="p">())</span> <span class="c">// 130037000</span> <span class="c">// Format</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">".999999"</span><span class="p">))</span> <span class="c">// 130037</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">".999"</span><span class="p">))</span> <span class="c">// 13</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">".99"</span><span class="p">))</span> <span class="c">// 13</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">".9"</span><span class="p">))</span> <span class="c">// 1</span> </code></pre> </div> <h3> Time Zone Location </h3> <p><strong>format</strong>: <code>MST</code><br> </p> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"MST"</span><span class="p">))</span> <span class="c">// WIB, UTC, +04, -07</span> </code></pre> </div> <h3> Time Zone Offset </h3> <p><strong>format</strong>: <code>Z07, -07</code><br> </p> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"Z07"</span><span class="p">))</span> <span class="c">// +07, Z, +02, -07</span> <span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">()</span><span class="o">.</span><span class="n">Format</span><span class="p">(</span><span class="s">"-07"</span><span class="p">))</span> <span class="c">// +07, +00, +02, -07</span> </code></pre> </div> <h3> Example </h3> <div class="highlight js-code-highlight"> <pre class="highlight go"><code><span class="n">fmt</span><span class="o">.</span><span class="n">Println</span><span class="p">(</span><span class="n">time</span><span class="o">.</span><span class="n">Now</span><span class="p">())</span> <span class="c">// 1993-09-10 13:37:11.000000011 +0700 GMT+7</span> <span class="s">"2006-01-02 15:04:05.999999999 -0700 MST"</span> <span class="c">// 1993-09-10 13:37:11.000000011 +0700 GMT+7</span> <span class="s">"2006-01-02T15:04:05Z07:00"</span> <span class="c">// 1993-09-10T13:37:00+07:00</span> <span class="s">"2006-01-02T15:04:05.999Z"</span> <span class="c">// 1993-09-10T13:37:11Z </span> <span class="s">"Monday, 02 January 2006 MST. 15:04:05.999."</span> <span class="c">// Friday, 10 September 1993 WIB. 13:37:11.993.</span> </code></pre> </div> go time format