<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <channel>
    <title>DEV Community: bh</title>
    <description>The latest articles on DEV Community by bh (@hohogpb).</description>
    <link>https://dev.to/hohogpb</link>
    <image>
      <url>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%2F1218981%2Fed8f113b-2247-4b2e-ad80-b7fc08c219ca.jpeg</url>
      <title>DEV Community: bh</title>
      <link>https://dev.to/hohogpb</link>
    </image>
    <atom:link rel="self" type="application/rss+xml" href="https://dev.to/feed/hohogpb"/>
    <language>en</language>
    <item>
      <title>JSNDB, a simple json object db</title>
      <dc:creator>bh</dc:creator>
      <pubDate>Sun, 26 Nov 2023 05:00:30 +0000</pubDate>
      <link>https://dev.to/hohogpb/jsndb-a-simple-json-object-db-297k</link>
      <guid>https://dev.to/hohogpb/jsndb-a-simple-json-object-db-297k</guid>
      <description>&lt;p&gt;&lt;a href="https://www.npmjs.com/package/jsndb"&gt;https://www.npmjs.com/package/jsndb&lt;/a&gt;&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight javascript"&gt;&lt;code&gt;&lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;jsndb&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;require&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;jsndb&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

&lt;span class="kd"&gt;const&lt;/span&gt; &lt;span class="nx"&gt;db&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="nf"&gt;jsndb&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;your file path&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;

&lt;span class="c1"&gt;// directly set first level child will change to db file&lt;/span&gt;
&lt;span class="nx"&gt;db&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;foo&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;bar&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="nx"&gt;db&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;arr&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;[&lt;/span&gt;&lt;span class="mi"&gt;1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="mi"&gt;2&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="mi"&gt;3&lt;/span&gt;&lt;span class="p"&gt;];&lt;/span&gt;
&lt;span class="nx"&gt;db&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;obj&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;name&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;test&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;value&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;123&lt;/span&gt; &lt;span class="p"&gt;};&lt;/span&gt;

&lt;span class="c1"&gt;// now your file is:&lt;/span&gt;
&lt;span class="c1"&gt;// {&lt;/span&gt;
&lt;span class="c1"&gt;//    foo: "bar",&lt;/span&gt;
&lt;span class="c1"&gt;//    arra: [1, 2, 3]&lt;/span&gt;
&lt;span class="c1"&gt;//    obj: {name: "test", value: 123};&lt;/span&gt;
&lt;span class="c1"&gt;// }&lt;/span&gt;
&lt;span class="c1"&gt;//&lt;/span&gt;

&lt;span class="c1"&gt;// set second or 3rd ... level child will not change file&lt;/span&gt;
&lt;span class="c1"&gt;// because it is a deep change&lt;/span&gt;
&lt;span class="nx"&gt;db&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;arr&lt;/span&gt;&lt;span class="p"&gt;[&lt;/span&gt;&lt;span class="mi"&gt;0&lt;/span&gt;&lt;span class="p"&gt;]&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="s2"&gt;99&lt;/span&gt;&lt;span class="dl"&gt;"&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;
&lt;span class="nx"&gt;db&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;obj&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;value&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="mi"&gt;456&lt;/span&gt;&lt;span class="p"&gt;;&lt;/span&gt;

&lt;span class="c1"&gt;// !!! now your file is not change&lt;/span&gt;

&lt;span class="c1"&gt;// to make change to file, you need call save&lt;/span&gt;
&lt;span class="nx"&gt;db&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nf"&gt;save&lt;/span&gt;&lt;span class="p"&gt;();&lt;/span&gt;

&lt;span class="c1"&gt;// now your file is:&lt;/span&gt;
&lt;span class="c1"&gt;// {&lt;/span&gt;
&lt;span class="c1"&gt;//    foo: "bar",&lt;/span&gt;
&lt;span class="c1"&gt;//    arra: [99 2, 3],&lt;/span&gt;
&lt;span class="c1"&gt;//    obj: {name: "test", value: 456};&lt;/span&gt;
&lt;span class="c1"&gt;// }&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



</description>
      <category>javascript</category>
      <category>node</category>
      <category>json</category>
      <category>database</category>
    </item>
  </channel>
</rss>
