Just try to drag the slider endpoints and the bar in the middle. You can also use the bumper and the arrows on the left and right to manipulate the range. It's also possible to tab through the slider parts and move the handlers or bar with left/right/up/down-button.
Horizontal slider
0.00%
16.67%
33.33%
50.00%
66.67%
83.33%
100.00%
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Horizontal Slider Min Value:
Horizontal Slider Max Value:
A customized horizontal slider
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Vertical slider
+
0
100
20
40
60
80
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Vertical Slider Max Value:
Vertical Slider Min Value: