[
    {
        "category": "ISO week date format",
        "description": "Sat 1 Jan 2005",
        "expr": "($ts := $toMillis('2005-01-01', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2004-W53-6"
    },
    {
        "category": "ISO week date format",
        "description": "Sun 2 Jan 2005",
        "expr": "($ts := $toMillis('2005-01-02', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2004-W53-7"
    },
    {
        "category": "ISO week date format",
        "description": "Sat 31 Dec 2005",
        "expr": "($ts := $toMillis('2005-12-31', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2005-W52-6"
    },
    {
        "category": "ISO week date format",
        "description": "Sun 1 Jan 2006",
        "expr": "($ts := $toMillis('2006-01-01', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2005-W52-7"
    },
    {
        "category": "ISO week date format",
        "description": "Mon 2 Jan 2006",
        "expr": "($ts := $toMillis('2006-01-02', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2006-W01-1"
    },
    {
        "category": "ISO week date format",
        "description": "Sun 31 Dec 2006",
        "expr": "($ts := $toMillis('2006-12-31', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2006-W52-7"
    },
    {
        "category": "ISO week date format",
        "description": "Mon 1 Jan 2007",
        "expr": "($ts := $toMillis('2007-01-01', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2007-W01-1"
    },
    {
        "category": "ISO week date format",
        "description": "Sun 30 Dec 2007",
        "expr": "($ts := $toMillis('2007-12-30', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2007-W52-7"
    },
    {
        "category": "ISO week date format",
        "description": "Mon 31 Dec 2007",
        "expr": "($ts := $toMillis('2007-12-31', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2008-W01-1"
    },
    {
        "category": "ISO week date format",
        "description": "Tue 1 Jan 2008",
        "expr": "($ts := $toMillis('2008-01-01', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2008-W01-2"
    },
    {
        "category": "ISO week date format",
        "description": "Sun 28 Dec 2008",
        "expr": "($ts := $toMillis('2008-12-28', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2008-W52-7"
    },
    {
        "category": "ISO week date format",
        "description": "Mon 29 Dec 2008",
        "expr": "($ts := $toMillis('2008-12-29', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2009-W01-1"
    },
    {
        "category": "ISO week date format",
        "description": "Tue 30 Dec 2008",
        "expr": "($ts := $toMillis('2008-12-30', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2009-W01-2"
    },
    {
        "category": "ISO week date format",
        "description": "Wed 31 Dec 2008",
        "expr": "($ts := $toMillis('2008-12-31', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2009-W01-3"
    },
    {
        "category": "ISO week date format",
        "description": "Thu 1 Jan 2009",
        "expr": "($ts := $toMillis('2009-01-01', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2009-W01-4"
    },
    {
        "category": "ISO week date format",
        "description": "Thu 31 Dec 2009",
        "expr": "($ts := $toMillis('2009-12-31', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2009-W53-4"
    },
    {
        "category": "ISO week date format",
        "description": "Fri 1 Jan 2010",
        "expr": "($ts := $toMillis('2010-01-01', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2009-W53-5"
    },
    {
        "category": "ISO week date format",
        "description": "Sat 2 Jan 2010",
        "expr": "($ts := $toMillis('2010-01-02', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2009-W53-6"
    },
    {
        "category": "ISO week date format",
        "description": "Sun 3 Jan 2010",
        "expr": "($ts := $toMillis('2010-01-03', '[Y]-[M]-[D]'); $fromMillis($ts, '[X0001]-W[W01]-[F1]') )",
        "data": {},
        "result": "2009-W53-7"
    }
]