DataFrame.opIndex

Element access based on integral index Usage: df[["Index1"], ["Index2"]]

auto opIndex(size_t i1, size_t i2)
auto opIndex(T rindx, U cindx)
struct DataFrame(FrameFields...)
auto
opIndex
(
T
U
)
(
T rindx
,
U cindx
)
if (
(
is(T == string) ||
is(T == string[])
) &&
(
is(U == string) ||
is(U == string[])
)
)
if (
FrameFields.length > 0 &&
(
(
!isType!(FrameFields[0]) &&
is(typeof(FrameFields[0]) == bool)
&&
FrameFields[0] == true
&&
FrameFields.length > 1
) ||
isType!(FrameFields[0])
)
)
auto opIndex(string[] index, Args args)

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