A function that will check if a 2d array contains a tic tac toe win

tictactoe_checker.js

var map = [
	[1, 1, 1],
	[-1, -1, -1],
	[0, 0, 0]
];

function checkStatus(team){
	// Check vertical wins
	for (var i = 0; i < 3; i++) {
		if (map[i][0] == team && map[i][1] == team && map[i][2] == team) {
			return true;
		}
	}
	// Check horizontal wins
	for (var i = 0; i < 3; i++) {
		if (map[0][i] == team && map[1][i] == team && map[2][i] == team) {
			return true;
		}
	}

	// Check diagonal
	if (map[0][0] == team && map[1][1] == team && map[2][2] == team) {
		return true;
	}
	if (map[2][0] == team && map[1][1] == team && map[0][2] == team) {
		return true;
	}

	return false;
}