javascript how to copy text code example

Example 1: copy text to clipboard javascript

//As simple as this
navigator.clipboard.writeText("Hello World");

Example 2: js copy span text to clipboard

document.getElementById("cp_btn").addEventListener("click", copy_password);

function copy_password() {
    var copyText = document.getElementById("pwd_spn");
    var textArea = document.createElement("textarea");
    textArea.value = copyText.textContent;
    document.body.appendChild(textArea);
    textArea.select();
    document.execCommand("Copy");
    textArea.remove();
}