AI Overview
To insert a JavaScript tag into the <head> element of an HTML document using JavaScript, follow these steps: Create a script element.
JavaScript
let script = document.createElement("script");
Set the src attribute for an external script or textContent for inline script:
For an external JavaScript file:
JavaScript
script.src = "path/to/your/script.js";
For inline JavaScript code.
JavaScript
script.textContent = 'console.log("Hello from inline script!");';
Append the script element to the <head>:
JavaScript
document.head.appendChild(script);
Example for an external script:
JavaScript
let script = document.createElement("script");
script.src = "my-external-script.js"; // Replace with your script's path
document.head.appendChild(script);
Example for an inline script:
JavaScript
let script = document.createElement("script");
script.textContent = 'function greet() { alert("Hello from inline script!"); } greet();';
document.head.appendChild(script);