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.
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JSTests
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es6
/
spread_..._operator_with_sparse_arrays_in_array_literals.js
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function
test
()
{
var
a
=
[...[,,]];
return
"0"
in a
&&
"1"
in a
&&
''
+
a
[
0
]
+
a
[
1
]
===
"undefinedundefined"
;
}
if
(!
test
())
throw
new
Error
(
"Test failed"
);