کندل‌استیک ژاپنی (OHLC)

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      { "date": "2026-05-27", "open": 1.0851, "high": 1.0890, "low": 1.0832, "close": 1.0878 },
      { "date": "2026-05-28", "open": 1.0878, "high": 1.0902, "low": 1.0815, "close": 1.0829 },
      { "date": "2026-05-29", "open": 1.0829, "high": 1.0845, "low": 1.0760, "close": 1.0772 },
      { "date": "2026-06-01", "open": 1.0772, "high": 1.0810, "low": 1.0741, "close": 1.0798 },
      { "date": "2026-06-02", "open": 1.0798, "high": 1.0856, "low": 1.0790, "close": 1.0843 },
      { "date": "2026-06-03", "open": 1.0843, "high": 1.0871, "low": 1.0808, "close": 1.0816 },
      { "date": "2026-06-04", "open": 1.0816, "high": 1.0902, "low": 1.0811, "close": 1.0889 },
      { "date": "2026-06-05", "open": 1.0889, "high": 1.0934, "low": 1.0867, "close": 1.0921 },
      { "date": "2026-06-08", "open": 1.0921, "high": 1.0958, "low": 1.0884, "close": 1.0902 },
      { "date": "2026-06-09", "open": 1.0902, "high": 1.0925, "low": 1.0848, "close": 1.0861 },
      { "date": "2026-06-10", "open": 1.0861, "high": 1.0913, "low": 1.0852, "close": 1.0897 }
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  },
  "encoding": {
    "x": { "field": "date", "type": "temporal", "title": null },
    "color": {
      "condition": { "test": "datum.close >= datum.open", "value": "#27c93f" },
      "value": "#ff5f56"
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  "layer": [
    {
      "mark": "rule",
      "encoding": {
        "y": { "field": "low", "type": "quantitative", "scale": { "zero": false }, "title": "Prix" },
        "y2": { "field": "high" }
      }
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      "mark": { "type": "bar", "width": 6 },
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