x1: [object SVGAnimatedLength]
x2: [object SVGAnimatedLength]
x1.baseVal : [object SVGLength]
x2.baseVal : [object SVGLength]
x1.baseVal.value : 10
x2.baseVal.value : 10
x1 == x2: true
x1 === x2: true
x1.baseVal == x2.baseVal: true
x1.baseVal === x2.baseVal: true
removing rect from document
x1: [object SVGAnimatedLength]
x2: [object SVGAnimatedLength]
x1.baseVal : [object SVGLength]
x2.baseVal : [object SVGLength]
x1.baseVal.value : 10
x2.baseVal.value : 10
x1 == x2: true
x1 === x2: true
x1.baseVal == x2.baseVal: true
x1.baseVal === x2.baseVal: true
modifying, x1.baseVal = 100
x1: [object SVGAnimatedLength]
x2: [object SVGAnimatedLength]
x1.baseVal : [object SVGLength]
x2.baseVal : [object SVGLength]
x1.baseVal.value : 100
x2.baseVal.value : 100
x1 == x2: true
x1 === x2: true
x1.baseVal == x2.baseVal: true
x1.baseVal === x2.baseVal: true