<!DOCTYPE html>
<
html
>
<
body
>
<
svg
viewBox
=
"0 0 1000 1000"
>
<
filter
id
=
"lightMe3"
x
=
"-50"
y
=
"-40"
width
=
"200"
height
=
"150"
>
<
feOffset
in
=
"BackgroundImage"
dx
=
"10"
dy
=
"10"
/>
<
feGaussianBlur
in
=
"offset2"
stdDeviation
=
"3"
id
=
"gfg"
/>
<
feMerge
>
<
feMergeNode
in
=
"blur"
/>
<
feMergeNode
in
=
"SourceAlpha"
/>
</
feMerge
>
</
filter
>
<
rect
x
=
"20"
y
=
"20"
width
=
"200"
height
=
"200"
fill
=
"green"
style
=
"filter: url(#lightMe3);"
/>
<
script
type
=
"text/javascript"
>
var g = document.getElementById("gfg");
console.log(g.stdDeviationY)
console.log("stdDeviationY value is : "
, g.stdDeviationY.baseVal)
</
script
>
</
svg
>
</
body
>
</
html
>