jajax.js
function extend(o) {
            const cpy = (i,s) => { o[i] = s; };
            each(arguments, (i,a) => { i && each(a, cpy); });
            return o;
        }
function extend(o) {
            const cpy = (i,s) => { o[i] = s; };
            each(arguments, (i,a) => { i && each(a, cpy); });
            return o;
        }
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