{
    "topic": "Trading Engine",
    "pageNumber": "7",
    "type": "Counters",
    "definition": {
        "text": "Keep track of how many instances of certain objects have existed in a given context. On this page: Periods, Strategies, Positions, Orders, and Days.",
        "updated": 1611259332958
    },
    "paragraphs": [
        {
            "style": "Text",
            "text": "A counter keeps track of how many instances of certain objects have come to exist—or have taken a certain value—during the duration of a certain context.",
            "updated": 1611259349617
        },
        {
            "style": "Text",
            "text": "For example, how many positions have been open during an episode, or how many of those positions have been hits."
        },
        {
            "style": "Text",
            "text": "Counters are kept in multiple contexts simultaneously. In particular, you will find episode counters, strategy counters, position counters, and order counters."
        },
        {
            "style": "Text",
            "text": ""
        },
        {
            "style": "Title",
            "text": "Counter-specific Nodes"
        },
        {
            "style": "Subtitle",
            "text": "Periods",
            "updated": 1611259406618
        },
        {
            "style": "Include",
            "text": "Foundations->Node->Periods->Definition",
            "updated": 1611259409668
        },
        {
            "style": "Subtitle",
            "text": "Strategies",
            "updated": 1611259416144
        },
        {
            "style": "Include",
            "text": "Foundations->Node->Strategies->Definition",
            "updated": 1611259419177
        },
        {
            "style": "Subtitle",
            "text": "Positions",
            "updated": 1611259428759
        },
        {
            "style": "Include",
            "text": "Foundations->Node->Positions->Definition",
            "updated": 1611259431976
        },
        {
            "style": "Subtitle",
            "text": "Orders",
            "updated": 1611259442020
        },
        {
            "style": "Include",
            "text": "Foundations->Node->Orders->Definition",
            "updated": 1611259444724
        },
        {
            "style": "Subtitle",
            "text": "Days",
            "updated": 1611259453496
        },
        {
            "style": "Include",
            "text": "Foundations->Node->Days->Definition",
            "updated": 1611259459728
        },
        {
            "style": "Include",
            "text": "Foundations->Node->Days->Content",
            "updated": 1611259823914
        },
        {
            "style": "Text",
            "text": ""
        },
        {
            "style": "Note",
            "text": "Other properties typical to counters are defined elsewhere, as they are not specific to counters. Find below the different contexts in which counters are found.",
            "updated": 1611259860203
        },
        {
            "style": "Title",
            "text": "Trading Episode Counters",
            "updated": 1611260075956
        },
        {
            "style": "Include",
            "text": "Foundations->Node->Trading Episode Counters->Definition",
            "updated": 1611260079244
        },
        {
            "style": "Include",
            "text": "Foundations->Concept->Reusable Snippets->Note for Hierarchy Tables No Discussion"
        },
        {
            "style": "Hierarchy",
            "text": "Foundations->Trading Episode Counters->2",
            "updated": 1611260082549
        },
        {
            "style": "Title",
            "text": "Strategy Counters"
        },
        {
            "style": "Include",
            "text": "Foundations->Node->Strategy Counters->Definition",
            "updated": 1611259923717
        },
        {
            "style": "Include",
            "text": "Foundations->Concept->Reusable Snippets->Note for Hierarchy Tables No Discussion"
        },
        {
            "style": "Hierarchy",
            "text": "Foundations->Strategy Counters->2",
            "updated": 1611259927606
        },
        {
            "style": "Title",
            "text": "Position Counters",
            "updated": 1611259936812
        },
        {
            "style": "Include",
            "text": "Foundations->Node->Position Counters->Definition",
            "updated": 1611259939595
        },
        {
            "style": "Include",
            "text": "Foundations->Concept->Reusable Snippets->Note for Hierarchy Tables No Discussion"
        },
        {
            "style": "Hierarchy",
            "text": "Foundations->Position Counters->2",
            "updated": 1611259944892
        },
        {
            "style": "Title",
            "text": "Order Counters",
            "updated": 1611259959379
        },
        {
            "style": "Include",
            "text": "Foundations->Node->Order Counters->Definition",
            "updated": 1611259963832
        },
        {
            "style": "Include",
            "text": "Foundations->Concept->Reusable Snippets->Note for Hierarchy Tables No Discussion"
        },
        {
            "style": "Hierarchy",
            "text": "Foundations->Order Counters->2",
            "updated": 1611259967561
        }
    ]
}