function calculateRangeSliderMeta(v){
    const val = {
        max: Number(v.getAttribute('max')),
        min: Number(v.getAttribute('min')),
        step: Number(v.getAttribute('step')),
    }
    val.ticks = (val.max-val.min)/val.step
    val.inc = 100/val.ticks
    return val
}
Calculate common values for a ranged slider.

@param {Element} v The range slider to calculate against. 
@returns {Object} An object with meta values for the provided ranged slider.