Function expFmt

test/jasmine/tests/hover_label_test.js:818–825

(val, exp)

        it('provides exponents correctly for z data', function (done) {
            function expFmt(val, exp) {
                return (
                    val +
                    '×10\u200b<tspan style="font-size:70%" dy="-0.6em">' +
                    (exp < 0 ? MINUS_SIGN + -exp : exp) +
                    '</tspan><tspan dy="0.42em">\u200b</tspan>'
                );
            }
            Plotly.newPlot(
                gd,
                [