Code
tojson$write_str(NULL)
Output
[1] "{}"
Code
tojson$write_str(list())
Output
[1] "[]"
Code
tojson$write_str(integer())
Output
[1] "[]"
Code
tojson$write_str(double())
Output
[1] "[]"
Code
tojson$write_str(character())
Output
[1] "[]"
Code
tojson$write_str(logical())
Output
[1] "[]"
Code
tojson$write_str(complex())
Condition
Error in `j_atomic()`:
! Cannot convert atomic complex vectors to JSON.
Code
tojson$write_str(raw())
Condition
Error in `j_atomic()`:
! Cannot convert atomic raw vectors to JSON.
Code
tojson$write_str(list(1))
Output
[1] "[[1]]"
Code
tojson$write_str(1L)
Output
[1] "[1]"
Code
tojson$write_str(1)
Output
[1] "[1]"
Code
tojson$write_str("foo")
Output
[1] "[\"foo\"]"
Code
tojson$write_str(TRUE)
Output
[1] "[true]"
Code
tojson$write_str(list(1, 2))
Output
[1] "[[1],[2]]"
Code
tojson$write_str(1:2)
Output
[1] "[1,2]"
Code
tojson$write_str(c(1, 2))
Output
[1] "[1,2]"
Code
tojson$write_str(c("foo", "bar"))
Output
[1] "[\"foo\",\"bar\"]"
Code
tojson$write_str(c(TRUE, FALSE))
Output
[1] "[true,false]"
Code
tojson$write_str(NA_integer_)
Output
[1] "[null]"
Code
tojson$write_str(NA_real_)
Output
[1] "[null]"
Code
tojson$write_str(NA_character_)
Output
[1] "[null]"
Code
tojson$write_str(NA)
Output
[1] "[null]"
Code
tojson$write_str(c(1L, NA_integer_))
Output
[1] "[1,null]"
Code
tojson$write_str(c(1, NA_real_))
Output
[1] "[1,null]"
Code
tojson$write_str(c("foo", NA_character_))
Output
[1] "[\"foo\",null]"
Code
tojson$write_str(c(TRUE, NA))
Output
[1] "[true,null]"
Code
tojson$write_str(c(a = 1L, b = 2L))
Output
[1] "[1,2]"
Code
tojson$write_str(c(a = 1, b = 2))
Output
[1] "[1,2]"
Code
tojson$write_str(c(a = "foo", b = "bar"))
Output
[1] "[\"foo\",\"bar\"]"
Code
tojson$write_str(c(a = TRUE, b = FALSE))
Output
[1] "[true,false]"
Code
cat(tojson$write_str("foo\"\\bar"))
Output
["foo\"\\bar"]
Code
charToRaw(tojson$write_str(iconv(utf8, "UTF-8", "latin1")))
Output
[1] 5b 22 47 c3 a1 62 6f 72 22 5d
Code
cat(tojson$write_str(list(list(1, 2, 3), list(4, 5, 6), list(7, 8, 9))))
Output
[[[1],[2],[3]],[[4],[5],[6]],[[7],[8],[9]]]
Code
cat(tojson$write_str(list(a = 1, b = 2)))
Output
{"a":[1],"b":[2]}
Code
cat(tojson$write_str(list(a = list(a1 = 1, a2 = 2), b = list(b1 = 3, b2 = 4))))
Output
{"a":{"a1":[1],"a2":[2]},"b":{"b1":[3],"b2":[4]}}
Code
cat(tojson$write_str(list(a = list(1, a2 = 2), list(b1 = 3, 4))))
Output
{"a":{"1":[1],"a2":[2]},"2":{"b1":[3],"2":[4]}}
Code
tojson$write_str(list(1), opts = list(auto_unbox = TRUE))
Output
[1] "[1]"
Code
tojson$write_str(1L, opts = list(auto_unbox = TRUE))
Output
[1] "1"
Code
tojson$write_str(1, opts = list(auto_unbox = TRUE))
Output
[1] "1"
Code
tojson$write_str("foo", opts = list(auto_unbox = TRUE))
Output
[1] "\"foo\""
Code
tojson$write_str(TRUE, opts = list(auto_unbox = TRUE))
Output
[1] "true"
Code
tojson$write_str(NA_integer_, opts = list(auto_unbox = TRUE))
Output
[1] "null"
Code
tojson$write_str(NA_real_, opts = list(auto_unbox = TRUE))
Output
[1] "null"
Code
tojson$write_str(NA_character_, opts = list(auto_unbox = TRUE))
Output
[1] "null"
Code
tojson$write_str(NA, opts = list(auto_unbox = TRUE))
Output
[1] "null"
Code
cat(tojson$write_str(list(list(1, 2, 3), list(4, 5, 6), list(7, 8, 9)), opts = list(
auto_unbox = TRUE)))
Output
[[1,2,3],[4,5,6],[7,8,9]]
Code
cat(tojson$write_str(list(a = 1, b = 2), opts = list(auto_unbox = TRUE)))
Output
{"a":1,"b":2}
Code
cat(tojson$write_str(list(a = list(a1 = 1, a2 = 2), b = list(b1 = 3, b2 = 4)),
opts = list(auto_unbox = TRUE)))
Output
{"a":{"a1":1,"a2":2},"b":{"b1":3,"b2":4}}
Code
cat(tojson$write_str(list(list(1, 2:3, 4), list(4:5, 6, 7:8), list(9:10, 11, 12)),
opts = list(auto_unbox = TRUE)))
Output
[[1,[2,3],4],[[4,5],6,[7,8]],[[9,10],11,12]]
Code
cat(tojson$write_str(list(a = 1:3, b = 4), opts = list(auto_unbox = TRUE)))
Output
{"a":[1,2,3],"b":4}
Code
cat(tojson$write_str(list(a = list(a1 = 1, a2 = 2:3), b = list(b1 = 4:6, b2 = 7)),
opts = list(auto_unbox = TRUE)))
Output
{"a":{"a1":1,"a2":[2,3]},"b":{"b1":[4,5,6],"b2":7}}
Code
tojson$write_str(list(tojson$unbox(1)))
Output
[1] "[1]"
Code
tojson$write_str(tojson$unbox(1L))
Output
[1] "1"
Code
tojson$write_str(tojson$unbox(1))
Output
[1] "1"
Code
tojson$write_str(tojson$unbox("foo"))
Output
[1] "\"foo\""
Code
tojson$write_str(tojson$unbox(TRUE))
Output
[1] "true"
Code
tojson$write_str(tojson$unbox(NA_integer_))
Output
[1] "null"
Code
tojson$write_str(tojson$unbox(NA_real_))
Output
[1] "null"
Code
tojson$write_str(tojson$unbox(NA_character_))
Output
[1] "null"
Code
tojson$write_str(tojson$unbox(NA))
Output
[1] "null"
Code
cat(tojson$write_str(list(list(1, tojson$unbox(2), 3), list(tojson$unbox(4), 5,
6), list(7, 8, 9))))
Output
[[[1],2,[3]],[4,[5],[6]],[[7],[8],[9]]]
Code
cat(tojson$write_str(list(a = 1, b = tojson$unbox(2))))
Output
{"a":[1],"b":2}
Code
cat(tojson$write_str(list(a = list(a1 = tojson$unbox(1), a2 = 2), b = list(b1 = 3,
b2 = tojson$unbox(4)))))
Output
{"a":{"a1":1,"a2":[2]},"b":{"b1":[3],"b2":4}}
Code
tojson$unbox(list())
Condition
Error in `tojson$unbox()`:
! Can only unbox atomic scalar, not list.
Code
tojson$unbox(1:2)
Condition
Error in `tojson$unbox()`:
! Cannot unbox vector of length 2.
Code
tojson$unbox(double(2))
Condition
Error in `tojson$unbox()`:
! Cannot unbox vector of length 2.
Code
tojson$unbox(character(2))
Condition
Error in `tojson$unbox()`:
! Cannot unbox vector of length 2.
Code
tojson$unbox(logical(2))
Condition
Error in `tojson$unbox()`:
! Cannot unbox vector of length 2.
Code
tojson$write_str(1:5, opts = list(pretty = TRUE))
Output
[1] "[1, 2, 3, 4, 5]"
Code
tojson$write_str(1:5 / 2, opts = list(pretty = TRUE))
Output
[1] "[0.5, 1, 1.5, 2, 2.5]"
Code
tojson$write_str(letters[1:5], opts = list(pretty = TRUE))
Output
[1] "[\"a\", \"b\", \"c\", \"d\", \"e\"]"
Code
tojson$write_str(1:5 %% 2 == 0, opts = list(pretty = TRUE))
Output
[1] "[false, true, false, true, false]"
Code
cat(tojson$write_str(list(list(1, tojson$unbox(2), 3), list(tojson$unbox(4), 5,
6), list(7, 8, 9)), opts = list(pretty = TRUE)))
Output
[
[
[1],
2,
[3]
],
[
4,
[5],
[6]
],
[
[7],
[8],
[9]
]
]
Code
cat(tojson$write_str(list(a = 1, b = tojson$unbox(2)), opts = list(pretty = TRUE)))
Output
{
"a": [1],
"b": 2
}
Code
cat(tojson$write_str(list(a = list(a1 = tojson$unbox(1), a2 = 2), b = list(b1 = 3,
b2 = tojson$unbox(4))), opts = list(pretty = TRUE)))
Output
{
"a": {
"a1": 1,
"a2": [2]
},
"b": {
"b1": [3],
"b2": 4
}
}
Code
tojson$write_str(df)
Output
[1] "[{\"mpg\":21,\"cyl\":6,\"disp\":160},{\"mpg\":21,\"cyl\":6,\"disp\":160},{\"mpg\":22.8,\"cyl\":4,\"disp\":108}]"
Code
cat(tojson$write_str(df, opts = list(pretty = TRUE)))
Output
[
{
"mpg": 21,
"cyl": 6,
"disp": 160
},
{
"mpg": 21,
"cyl": 6,
"disp": 160
},
{
"mpg": 22.8,
"cyl": 4,
"disp": 108
}
]
Code
tojson$write_str(df)
Output
[1] "[{\"cyl\":6,\"disp\":160},{\"mpg\":21,\"cyl\":6},{\"mpg\":22.8,\"cyl\":4,\"disp\":108}]"
Code
cat(tojson$write_str(df, opts = list(pretty = TRUE)))
Output
[
{
"cyl": 6,
"disp": 160
},
{
"mpg": 21,
"cyl": 6
},
{
"mpg": 22.8,
"cyl": 4,
"disp": 108
}
]
Code
tojson$write_str(df)
Output
[1] "[{\"cyl\":6,\"disp\":160,\"list\":[1,2]},{\"mpg\":21,\"cyl\":6,\"list\":[5]},{\"mpg\":22.8,\"cyl\":4,\"disp\":108,\"list\":[\"a\",\"b\",\"c\"]}]"
Code
cat(tojson$write_str(df, opts = list(pretty = TRUE)))
Output
[
{
"cyl": 6,
"disp": 160,
"list": [1, 2]
},
{
"mpg": 21,
"cyl": 6,
"list": [5]
},
{
"mpg": 22.8,
"cyl": 4,
"disp": 108,
"list": ["a", "b", "c"]
}
]
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