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Kazu数

Generate checked Sudoku and logic puzzles, read native rules and hints, and draw or embed playable boards.

Kazu is the Japanese word 数 for number. About the name

Contents

Reference · Shikaku rules

undoShikakufunction

Return the Shikaku game with its previous marks or entries restored, or unchanged when there is no undo history.

Import it

import { undoShikaku } from "@johnmorrisdotca/kazu/shikaku";

Also exported from: @johnmorrisdotca/kazu

Definition

function undoShikaku(game: ShikakuGame): ShikakuGame

Parameters

NameTypeDescription
gameShikakuGame

The current immutable game state.

Returns

ShikakuGame

Return the Shikaku game with its previous marks or entries restored, or unchanged when there is no undo history.

Examples

import type { ShikakuBoard } from "@johnmorrisdotca/kazu/shikaku";
import { newShikaku, undoShikaku } from "@johnmorrisdotca/kazu/shikaku";

const shikakuBoard: ShikakuBoard = {"width":5,"height":5,"clues":[3,0,0,0,2,0,0,0,0,4,0,0,0,0,0,0,0,0,0,3,4,3,6,0,0]};
const shikakuGame = newShikaku(shikakuBoard);
console.log(undoShikaku(shikakuGame));
{
  board: {
    width: 5,
    height: 5,
    clues: [
      3, 0, 0, 0, 2, 0, 0, 0,
      0, 4, 0, 0, 0, 0, 0, 0,
      0, 0, 0, 3, 4, 3, 6, 0,
      0
    ]
  },
  rectangles: [],
  history: [],
  helped: false
}

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/kazu 2.1.0.