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Jirai地雷

Deal seeded minefields, prove hints from visible clues and mount square, orthogonal, hexagonal or wraparound boards.

Jirai is the Japanese word 地雷 for a land mine. About the name

Contents

Reference · Rules, generation and deductions

activeCellfunction

Row-major addresses stay stable; omitted cells have no clue and no neighbours.

Import it

import { activeCell } from "@johnmorrisdotca/jirai";

Definition

function activeCell(settings: Settings, cell: number): boolean

Parameters

NameTypeDescription
settingsSettings

The validated native field dimensions, mine count, topology, shape, opening, generation policy and numeric seed.

cellnumber

An active native cell index in row-major board order.

Returns

boolean

Row-major addresses stay stable; omitted cells have no clue and no neighbours.

Examples

import type { Settings } from "@johnmorrisdotca/jirai";
import { activeCell } from "@johnmorrisdotca/jirai";

const settings: Settings={width:3,height:3,mines:1,grid:"square",noGuess:false,opening:"clear",seed:42};
console.log(activeCell(settings,0));
true

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/jirai 0.5.0.