std.map(std.escapeStringJson, [
    "",
    "\"quoted string\"",
    "backslash \\",
    "new\nline",
    "tab\tcharacter",
    "controler\r\fcharacters\r\f",
    null,
    "null",
    1.42,
    [1,2,3],
    {a:1,b:2,c:3},
    true,
    false,
    "true",
    "false",
])