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A polyfill combinator
github.com/financial-times/polyfill-service
financial-times/polyfill-service
polyfill-service
/
polyfills
/
DOMTokenList
/
detect.js
4 lines
(3 loc)
•
157 B
JavaScript
View Raw
1
2
3
4
'DOMTokenList'
in
this
&& (
function
(
x
) {
return
'classList'
in
x ? !x.
classList
.
toggle
(
'x'
,
false
) && !x.
className
:
true
; })(
document
.
createElement
(
'x'
))