Bulk DA Checker Bookmarklet

bulk-domain-authority-checker.js

/*
* Grabs DA, PA, and MozRank from https://www.robingupta.com/bulk-domain-authority-checker.html
*/
let stats_str = [];
let stats = [];
let out = "";


stats_str = [];
stats = [];
out = "";

let get_ranks = () => {
	$("#rankGrid tbody tr").map( (i,domain) => {
		stats.push( [
			$(domain).children('th:nth-child(2)').text().trim(),
			$(domain).children('th:nth-child(3)').text().trim(),
			$(domain).children('th:nth-child(4)').text().trim(),
			$(domain).children('th:nth-child(5)').text().trim()
			] )
	});

	stats.map( (domain) => { stats_str.push( domain.join("	") ) } );

	return stats_str.join("\r\n");
}

let copy_to_cb = () => {
	let out = get_ranks();

	cb_helper = document.getElementById("clipboard_helper") ? document.getElementById("clipboard_helper") : create_cb_element();

	/* Select the text field */
	console.log( cb_helper )
	cb_helper.value = out;
	cb_helper.focus();
	cb_helper.select();
	cb_helper.setSelectionRange(0, 99999); /*For mobile devices*/

	/* Copy the text inside the text field */
	document.execCommand("copy");

	/* Alert the copied text */
	alert("Copied the text: " + cb_helper.value);
}

let create_cb_element = () => {
	let cb_helper = document.createElement("textarea");
	cb_helper.id = 'clipboard_helper';
	cb_helper.value = out;
	document.getElementById("footer").appendChild(cb_helper);

	return document.getElementById("clipboard_helper");
}

$("#pagetitle").append('<br><br><br><h2 id="cb_scraper">SCRAPE!</h2>');
$("#cb_scraper").on( 'click', copy_to_cb );

can you share how to make this web? https://www.robingupta.com/bulk-domain-authority-checker.html :)