append as first child code example

Example 1: javascript append how first element

// 2018+ Version
parentElement.prepend(newFirstChild)

Example 2: prepend element jquery

$( ".inner" ).prepend( "<p>Test</p>" );

Example 3: mdn appendchild

// Create a new paragraph element, and append it to the end of the document body
let p = document.createElement("p");
document.body.appendChild(p);

Example 4: how to add first child using js

var eElement; // some E DOM instance
var newFirstElement; //element which should be first in E

eElement.insertBefore(newFirstElement, eElement.firstChild);

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