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Delete
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Delete
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Deleting array elements
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Deleting nodes in-place
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<a href="https://github.com/mikefarah/yq/edit/master/docs/delete.md" title="Edit this page" class="md-icon md-content__icon"></a>
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<h1>Delete</h1>
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<pre><code>yq d <yaml_file|json_file> <path_to_delete>
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</code></pre>
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<p>This command can take a json file as input too, and will output yaml unless specified to export as json (-j)</p>
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<h3 id="to-stdout">To Stdout<a class="headerlink" href="#to-stdout" title="Permanent link">¶</a></h3>
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<p>Given a sample.yaml file of:</p>
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<pre><code class="yaml">b:
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c: 2
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apples: green
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</code></pre>
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<p>then</p>
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<pre><code class="bash">yq d sample.yaml b.c
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</code></pre>
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<p>will output:</p>
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<pre><code class="yaml">b:
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apples: green
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</code></pre>
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<h3 id="from-stdin">From STDIN<a class="headerlink" href="#from-stdin" title="Permanent link">¶</a></h3>
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<pre><code class="bash">cat sample.yaml | yq d - b.c
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</code></pre>
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<h3 id="deleting-array-elements">Deleting array elements<a class="headerlink" href="#deleting-array-elements" title="Permanent link">¶</a></h3>
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<p>Given a sample.yaml file of:</p>
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<pre><code class="yaml">b:
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c:
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- 1
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- 2
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- 3
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</code></pre>
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<p>then</p>
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<pre><code class="bash">yq d sample.yaml 'b.c[1]'
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</code></pre>
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<p>will output:</p>
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<pre><code class="yaml">b:
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c:
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- 1
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- 3
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</code></pre>
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<h3 id="deleting-nodes-in-place">Deleting nodes in-place<a class="headerlink" href="#deleting-nodes-in-place" title="Permanent link">¶</a></h3>
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<p>Given a sample.yaml file of:</p>
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<pre><code class="yaml">b:
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c: 2
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apples: green
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</code></pre>
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<p>then</p>
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<pre><code class="bash">yq d -i sample.yaml b.c
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</code></pre>
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<p>will update the sample.yaml file so that the 'c' node is deleted</p>
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<h3 id="keys-with-dots">Keys with dots<a class="headerlink" href="#keys-with-dots" title="Permanent link">¶</a></h3>
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<p>When specifying a key that has a dot use key lookup indicator.</p>
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<pre><code class="yaml">b:
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foo.bar: 7
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</code></pre>
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<pre><code class="bash">yaml r sample.yaml 'b[foo.bar]'
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</code></pre>
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<pre><code class="bash">yaml w sample.yaml 'b[foo.bar]' 9
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</code></pre>
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<p>Any valid yaml key can be specified as part of a key lookup.</p>
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<p>Note that the path is in quotes to avoid the square brackets being interpreted by your shell.</p>
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<a href="https://squidfunk.github.io/mkdocs-material/">
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Material for MkDocs</a>
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</div>
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<div class="md-footer-social">
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
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<a href="https://github.com/mikefarah" class="md-footer-social__link fa fa-github"></a>
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<a href="https://www.linkedin.com/in/mike-farah-b5a75b2/" class="md-footer-social__link fa fa-linkedin"></a>
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</div>
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</div>
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</div>
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</footer>
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</div>
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<script src="../assets/javascripts/application.6cdc17f0.js"></script>
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<script>app.initialize({version:"0.17.2",url:{base:".."}})</script>
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</body>
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</html> |