Lodash thru

by findango

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.4/lodash.js"></script>
<script>
function stringify(value) {
	return typeof value === 'object'
    	? JSON.stringify(value, null, 2)
        : value;
}

function log() {
    var args = Array.prototype.slice.call(arguments, 0);
    document.getElementById('output').innerHTML += args.map(stringify).join(" ") + "\n";
}
</script>

<pre id="output"></pre>

JavaScript

const single = "one";
const multi = ["yes", "no"];

const result = 
  _.chain(single)
  .concat()
  .map(v => 'x=' + v)  
  .join(' OR ')
  .value();
log(result)