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editor.struct().loops - Get Loop List
How to get a list of loops currently in the Ketcher editor with the editor.struct().loops property?
✍: FYIcenter.com
If you want to get a list of loops currently in the Ketcher editor, you can use the editor.struct().loops property on the Ketcher Editor interface.
Here is an HTML document that shows you how to get a list of loops in Ketcher editor and print detailed information of the fist loop.
<html> <!-- editor-get-first-bond.html Copyright (c) FYIcenter.com. --> <head> <title>Get the First Loop from Editor</title> </head> <body> <p>Create a molecule structure, then click generate button below the editor:</p> <iframe id=frmKetcher src="/ketcher/index.html" style="width: 680px; height: 400px;"></iframe> <p><button onclick="generate();">Get the First Loop</button></p> <p>Output:</p> <pre id=output style="background-color: #ddd;"></pre> <script> var ketcher = null; var display = document.getElementById("output"); function generate() { frm = document.getElementById("frmKetcher"); ketcher = frm.contentWindow.ketcher; editor = ketcher.editor; structure = editor.struct(); loops = structure.loops.entries(); first = loops.next().value; display.innerHTML = JSON.stringify(first, undefined, 2); } </script> </body> </html>
Open the above HTML document on your local Web server. Draw a benzene molecule in the editor.
Click "Get the First Loop" button, you will see that detailed information of the first loop of the structure in the editor is displayed.
[ 0, { "hbs": [ 0, 4, 8, 10, 2, 6 ], "dblBonds": 3, "aromatic": false, "convex": true } ]
⇒ editor.structSelected() - Get Selected Sub-Structure
2023-11-23, 408🔥, 0💬
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