Obtener valor de IonRangesLider en jQuery

var $range = $(".js-range-slider"),
    $inputFrom = $(".js-input-from"),
    $inputTo = $(".js-input-to"),
    instance,
    min = 0,
    max = 1000;

$range.ionRangeSlider({
    type: "double",
    min: min,
    max: max,
    from: 100,
    to: 900,
    onStart: updateInputs,
    onChange: updateInputs,
    onFinish: updateInputs
});

function updateInputs (data) {
    $inputFrom.prop("value", data.from);
    $inputTo.prop("value", data.to);
}

instance = $range.data("ionRangeSlider");
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