JavaScript 实现的人工智能井字棋

JavaScript实现的井字棋，大家试一下吧，如果不显示效果，请按F5刷新网页。

<script> /* Code Written by Cory Fogliani (Email: cory@ijustdontcare.com) Testers: Cory Fogliani, Chris Gordon Featured on JavaScript Kit (http://javascriptkit.com) For this and over 400+ free scripts, visit http://javascriptkit.com web's home:http://www.veryhuo.com */ //if IE4/NS6, apply style if (document.all || document.getElementById) { document.write('<style>.tictac{') document.write('width:50px;height:50px;') document.write('}</style>') } var sqr1 var sqr2 var sqr3 var sqr4 var sqr5 var sqr6 var sqr7 var sqr8 var sqr9 var sqr1T = 0 var sqr2T = 0 var sqr3T = 0 var sqr4T = 0 var sqr5T = 0 var sqr6T = 0 var sqr7T = 0 var sqr8T = 0 var sqr9T = 0 var moveCount = 0 var turn = 0 var mode = 1 function vari() { sqr1 = document.getElementById('sqr1').value sqr2 = document.getElementById('sqr2').value sqr3 = document.getElementById('sqr3').value sqr4 = document.getElementById('sqr4').value sqr5 = document.getElementById('sqr5').value sqr6 = document.getElementById('sqr6').value sqr7 = document.getElementById('sqr7').value sqr8 = document.getElementById('sqr8').value sqr9 = document.getElementById('sqr9').value } function check() { if (sqr1 == " X " && sqr2 == " X " && sqr3 == " X ") { alert("你赢了") reset() } else if (sqr4 == " X " && sqr5 == " X " && sqr6 == " X ") { alert("你赢了") reset() } else if (sqr7 == " X " && sqr8 == " X " && sqr9 == " X ") { alert("你赢了") reset() } else if (sqr1 == " X " && sqr5 == " X " && sqr9 == " X ") { alert("你赢了") reset() } else if (sqr1 == " X " && sqr4 == " X " && sqr7 == " X ") { alert("你赢了") reset() } else if (sqr2 == " X " && sqr5 == " X " && sqr8 == " X ") { alert("你赢了") reset() } else if (sqr3 == " X " && sqr6 == " X " && sqr9 == " X ") { alert("你赢了") reset() } else if (sqr1 == " X " && sqr5 == " X " && sqr9 == " X ") { alert("你赢了") reset() } else if (sqr3 == " X " && sqr5 == " X " && sqr7 == " X ") { alert("你赢了") reset() } else { winCheck() check2() drawCheck() } } function check2() { vari() drawCheck() if (sqr1 == " O " && sqr2 == " O " && sqr3 == " O ") { alert("你输了") reset() } else if (sqr4 == " O " && sqr5 == " O " && sqr6 == " O ") { alert("你输了") reset() } else if (sqr7 == " O " && sqr8 == " O " && sqr9 == " O ") { alert("你输了") reset() } else if (sqr1 == " O " && sqr5 == " O " && sqr9 == " O ") { alert("你输了") reset() } else if (sqr1 == " O " && sqr4 == " O " && sqr7 == " O ") { alert("你输了") reset() } else if (sqr2 == " O " && sqr5 == " O " && sqr8 == " O ") { alert("你输了") reset() } else if (sqr3 == " O " && sqr6 == " O " && sqr9 == " O ") { alert("你输了") reset() } else if (sqr1 == " O " && sqr5 == " O " && sqr9 == " O ") { alert("你输了") reset() } else if (sqr3 == " O " && sqr5 == " O " && sqr7 == " O ") { alert("你输了") reset() } } function player1Check() { if (sqr1 == " X " && sqr2 == " X " && sqr3 == " X ") { alert("Player 1 wins!") reset() } else if (sqr4 == " X " && sqr5 == " X " && sqr6 == " X ") { alert("Player 1 wins!") reset() } else if (sqr7 == " X " && sqr8 == " X " && sqr9 == " X ") { alert("Player 1 wins!") reset() } else if (sqr1 == " X " && sqr5 == " X " && sqr9 == " X ") { alert("Player 1 wins!") reset() } else if (sqr1 == " X " && sqr4 == " X " && sqr7 == " X ") { alert("Player 1 wins!") reset() } else if (sqr2 == " X " && sqr5 == " X " && sqr8 == " X ") { alert("Player 1 wins!") reset() } else if (sqr3 == " X " && sqr6 == " X " && sqr9 == " X ") { alert("Player 1 wins!") reset() } else if (sqr1 == " X " && sqr5 == " X " && sqr9 == " X ") { alert("Player 1 wins!") reset() } else if (sqr3 == " X " && sqr5 == " X " && sqr7 == " X ") { alert("Player 1 wins!") reset() } else { player2Check() drawCheck() } } function player2Check() { vari() drawCheck() if (sqr1 == " O " && sqr2 == " O " && sqr3 == " O ") { alert("Player 2 wins!") reset() } else if (sqr4 == " O " && sqr5 == " O " && sqr6 == " O ") { alert("Player 2 wins!") reset() } else if (sqr7 == " O " && sqr8 == " O " && sqr9 == " O ") { alert("Player 2 wins!") reset() } else if (sqr1 == " O " && sqr5 == " O " && sqr9 == " O ") { alert("Player 2 wins!") reset() } else if (sqr1 == " O " && sqr4 == " O " && sqr7 == " O ") { alert("Player 2 wins!") reset() } else if (sqr2 == " O " && sqr5 == " O " && sqr8 == " O ") { alert("Player 2 wins!") reset() } else if (sqr3 == " O " && sqr6 == " O " && sqr9 == " O ") { alert("Player 2 wins!") reset() } else if (sqr1 == " O " && sqr5 == " O " && sqr9 == " O ") { alert("Player 2 wins!") reset() } else if (sqr3 == " O " && sqr5 == " O " && sqr7 == " O ") { alert("Player 2 wins!") reset() } } function drawCheck() { vari() moveCount = sqr1T + sqr2T + sqr3T + sqr4T + sqr5T + sqr6T + sqr7T + sqr8T + sqr9T if (moveCount == 9) { reset() alert("Draw") } } function winCheck() { check2() if (sqr1 == " O " && sqr2 == " O " && sqr3T == 0 && turn == 1) { document.getElementById('sqr3').value = " O " sqr3T = 1; turn = 0; } else if (sqr2 == " O " && sqr3 == " O " && sqr1T == 0 && turn == 1) { document.getElementById('sqr1').value = " O " sqr1T = 1; turn = 0; } else if (sqr4 == " O " && sqr5 == " O " && sqr6T == 0 && turn == 1) { document.getElementById('sqr6').value = " O " sqr6T = 1; turn = 0; } else if (sqr5 == " O " && sqr6 == " O " && sqr4T == 0 && turn == 1) { document.getElementById('sqr4').value = " O " sqr4T = 1; turn = 0; } else if (sqr7 == " O " && sqr8 == " O " && sqr9T == 0 && turn == 1) { document.getElementById('sqr9').value = " O " sqr9T = 1; turn = 0; } else if (sqr8 == " O " && sqr9 == " O " && sqr7T == 0 && turn == 1) { document.getElementById('sqr7').value = " O " sqr7T = 1; turn = 0; } else if (sqr1 == " O " && sqr5 == " O " && sqr9T == 0 && turn == 1) { document.getElementById('sqr9').value = " O " sqr9T = 1; turn = 0; } else if (sqr5 == " O " && sqr9 == " O " && sqr1T == 0 && turn == 1) { document.getElementById('sqr1').value = " O " sqr1T = 1; turn = 0; } else if (sqr3 == " O " && sqr5 == " O " && sqr7T == 0 && turn == 1) { document.getElementById('sqr7').value = " O " sqr7T = 1; turn = 0; } else if (sqr7 == " O " && sqr5 == " O " && sqr3T == 0 && turn == 1) { document.getElementById('sqr3').value = " O " sqr3T = 1; turn = 0; } else if (sqr1 == " O " && sqr3 == " O " && sqr2T == 0 && turn == 1) { document.getElementById('sqr2').value = " O " sqr2T = 1; turn = 0; } else if (sqr4 == " O " && sqr6 == " O " && sqr5T == 0 && turn == 1) { document.getElementById('sqr5').value = " O " sqr5T = 1; turn = 0; } else if (sqr7 == " O " && sqr9 == " O " && sqr8T == 0 && turn == 1) { document.getElementById('sqr8').value = " O " sqr8T = 1; turn = 0; } else if (sqr1 == " O " && sqr7 == " O " && sqr4T == 0 && turn == 1) { document.getElementById('sqr4').value = " O " sqr4T = 1; turn = 0; } else if (sqr2 == " O " && sqr8 == " O " && sqr5T == 0 && turn == 1) { document.getElementById('sqr5').value = " O " sqr5T = 1; turn = 0; } else if (sqr3 == " O " && sqr9 == " O " && sqr6T == 0 && turn == 1) { document.getElementById('sqr6').value = " O " sqr6T = 1; turn = 0; } else if (sqr1 == " O " && sqr5 == " O " && sqr9T == 0 && turn == 1) { document.getElementById('sqr9').value = " O " sqr9T = 1; turn = 0; } else if (sqr4 == " O " && sqr7 == " O " && sqr1T == 0 && turn == 1) { document.getElementById('sqr1').value = " O " sqr1T = 1; turn = 0; } else if (sqr5 == " O " && sqr8 == " O " && sqr2T == 0 && turn == 1) { document.getElementById('sqr2').value = " O " sqr2T = 1; turn = 0; } else if (sqr6 == " O " && sqr9 == " O " && sqr3T == 0 && turn == 1) { document.getElementById('sqr3').value = " O " sqr3T = 1; turn = 0; } else if (sqr1 == " O " && sqr4 == " O " && sqr7T == 0 && turn == 1) { document.getElementById('sqr7').value = " O " sqr7T = 1; turn = 0; } else if (sqr2 == " O " && sqr5 == " O " && sqr8T == 0 && turn == 1) { document.getElementById('sqr8').value = " O " sqr8T = 1; turn = 0; } else if (sqr3 == " O " && sqr6 == " O " && sqr9T == 0 && turn == 1) { document.getElementById('sqr9').value = " O " sqr9T = 1; turn = 0; } else if (sqr1 == " O " && sqr9 == " O " && sqr5T == 0 && turn == 1) { document.getElementById('sqr5').value = " O " sqr5T = 1; turn = 0; } else if (sqr3 == " O " && sqr7 == " O " && sqr5T == 0 && turn == 1) { document.getElementById('sqr5').value = " O " sqr5T = 1; turn = 0; } else { computer() } check2() } function computer() { check2() if (sqr1 == " X " && sqr2 == " X " && sqr3T == 0 && turn == 1) { document.getElementById('sqr3').value = " O " sqr3T = 1; turn = 0; } else if (sqr2 == " X " && sqr3 == " X " && sqr1T == 0 && turn == 1) { document.getElementById('sqr1').value = " O " sqr1T = 1; turn = 0; } else if (sqr4 == " X " && sqr5 == " X " && sqr6T == 0 && turn == 1) { document.getElementById('sqr6').value = " O " sqr6T = 1; turn = 0; } else if (sqr5 == " X " && sqr6 == " X " && sqr4T == 0 && turn == 1) { document.getElementById('sqr4').value = " O " sqr4T = 1; turn = 0; } else if (sqr7 == " X " && sqr8 == " X " && sqr9T == 0 && turn == 1) { document.getElementById('sqr9').value = " O " sqr9T = 1; turn = 0; } else if (sqr8 == " X " && sqr9 == " X " && sqr7T == 0 && turn == 1) { document.getElementById('sqr7').value = " O " sqr7T = 1; turn = 0; } else if (sqr1 == " X " && sqr5 == " X " && sqr9T == 0 && turn == 1) { document.getElementById('sqr9').value = " O " sqr9T = 1; turn = 0; } else if (sqr5 == " X " && sqr9 == " X " && sqr1T == 0 && turn == 1) { document.getElementById('sqr1').value = " O " sqr1T = 1; turn = 0; } else if (sqr3 == " X " && sqr5 == " X " && sqr7T == 0 && turn == 1) { document.getElementById('sqr7').value = " O " sqr7T = 1; turn = 0; } else if (sqr7 == " X " && sqr5 == " X " && sqr3T == 0 && turn == 1) { document.getElementById('sqr3').value = " O " sqr3T = 1; turn = 0; } else if (sqr1 == " X " && sqr3 == " X " && sqr2T == 0 && turn == 1) { document.getElementById('sqr2').value = " O " sqr2T = 1; turn = 0; } else if (sqr4 == " X " && sqr6 == " X " && sqr5T == 0 && turn == 1) { document.getElementById('sqr5').value = " O " sqr5T = 1; turn = 0; } else if (sqr7 == " X " && sqr9 == " X " && sqr8T == 0 && turn == 1) { document.getElementById('sqr8').value = " O " sqr8T = 1; turn = 0; } else if (sqr1 == " X " && sqr7 == " X " && sqr4T == 0 && turn == 1) { document.getElementById('sqr4').value = " O " sqr4T = 1; turn = 0; } else if (sqr2 == " X " && sqr8 == " X " && sqr5T == 0 && turn == 1) { document.getElementById('sqr5').value = " O " sqr5T = 1; turn = 0; } else if (sqr3 == " X " && sqr9 == " X " && sqr6T == 0 && turn == 1) { document.getElementById('sqr6').value = " O " sqr6T = 1; turn = 0; } else if (sqr1 == " X " && sqr5 == " X " && sqr9T == 0 && turn == 1) { document.getElementById('sqr9').value = " O " sqr9T = 1; turn = 0; } else if (sqr4 == " X " && sqr7 == " X " && sqr1T == 0 && turn == 1) { document.getElementById('sqr1').value = " O " sqr1T = 1; turn = 0; } else if (sqr5 == " X " && sqr8 == " X " && sqr2T == 0 && turn == 1) { document.getElementById('sqr2').value = " O " sqr2T = 1; turn = 0; } else if (sqr6 == " X " && sqr9 == " X " && sqr3T == 0 && turn == 1) { document.getElementById('sqr3').value = " O " sqr3T = 1; turn = 0; } else if (sqr1 == " X " && sqr4 == " X " && sqr7T == 0 && turn == 1) { document.getElementById('sqr7').value = " O " sqr7T = 1; turn = 0; } else if (sqr2 == " X " && sqr5 == " X " && sqr8T == 0 && turn == 1) { document.getElementById('sqr8').value = " O " sqr8T = 1; turn = 0; } else if (sqr3 == " X " && sqr6 == " X " && sqr9T == 0 && turn == 1) { document.getElementById('sqr9').value = " O " sqr9T = 1; turn = 0; } else if (sqr1 == " X " && sqr9 == " X " && sqr5T == 0 && turn == 1) { document.getElementById('sqr5').value = " O " sqr5T = 1; turn = 0; } else if (sqr3 == " X " && sqr7 == " X " && sqr5T == 0 && turn == 1) { document.getElementById('sqr5').value = " O " sqr5T = 1; turn = 0; } else { AI() } check2() } function AI() { vari() if (document.getElementById('sqr5').value == " " && turn == 1) { document.getElementById('sqr5').value = " O " turn = 0 sqr5T = 1 } else if (document.getElementById('sqr1').value == " " && turn == 1) { document.getElementById('sqr1').value = " O " turn = 0 sqr1T = 1 } else if (document.getElementById('sqr9').value == " " && turn == 1) { document.getElementById('sqr9').value = " O " turn = 0 sqr9T = 1 } else if (document.getElementById('sqr6').value == " " && turn == 1) { document.getElementById('sqr6').value = " O " turn = 0 sqr6T = 1 } else if (document.getElementById('sqr2').value == " " && turn == 1) { document.getElementById('sqr2').value = " O " turn = 0 sqr2T = 1 } else if (document.getElementById('sqr8').value == " " && turn == 1) { document.getElementById('sqr8').value = " O " turn = 0 sqr8T = 1 } else if (document.getElementById('sqr3').value == " " && turn == 1) { document.getElementById('sqr3').value = " O " turn = 0 sqr3T = 1 } else if (document.getElementById('sqr7').value == " " && turn == 1) { document.getElementById('sqr7').value = " O " turn = 0 sqr7T = 1 } else if (document.getElementById('sqr4').value == " " && turn == 1) { document.getElementById('sqr4').value = " O " turn = 0 sqr4T = 1 } check2() } function reset() { document.getElementById('sqr1').value = " " document.getElementById('sqr2').value = " " document.getElementById('sqr3').value = " " document.getElementById('sqr4').value = " " document.getElementById('sqr5').value = " " document.getElementById('sqr6').value = " " document.getElementById('sqr7').value = " " document.getElementById('sqr8').value = " " document.getElementById('sqr9').value = " " sqr1T = 0 sqr2T = 0 sqr3T = 0 sqr4T = 0 sqr5T = 0 sqr6T = 0 sqr7T = 0 sqr8T = 0 sqr9T = 0 vari() turn = 0 moveCount = 0 } function resetter() { reset() } </script> <form name="tic"><input class="tictac" onclick="if(document.getElementById('sqr1').value == ' ' && turn == 0 && mode == 1) {document.getElementById('sqr1').value = ' X '; sqr1T = 1; turn = 1; vari(); check();} else if(document.getElementById('sqr1').value == ' ' && turn == 1 && mode == 2) {document.getElementById('sqr1').value = ' X '; sqr1T = 1; turn = 0; vari(); player1Check()} else if(document.getElementById('sqr1').value == ' ' && turn == 0 && mode == 2) {document.getElementById('sqr1').value = ' O '; sqr1T = 1; turn = 1; vari(); player1Check()} drawCheck()" value=" " type="button" name="sqr1"> <input class="tictac" onclick="if(document.getElementById('sqr2').value == ' ' && turn == 0 && mode == 1) {document.getElementById('sqr2').value = ' X '; sqr2T = 1; turn = 1; vari(); check();} else if(document.getElementById('sqr2').value == ' ' && turn == 1 && mode == 2) {document.getElementById('sqr2').value = ' X '; sqr2T = 1; turn = 0; vari(); player1Check()} else if(document.getElementById('sqr2').value == ' ' && turn == 0 && mode == 2) {document.getElementById('sqr2').value = ' O '; sqr2T = 1; turn = 1; vari(); player1Check()} drawCheck()" value=" " type="button" name="sqr2"> <input class="tictac" onclick="if(document.getElementById('sqr3').value == ' ' && turn == 0 && mode == 1) {document.getElementById('sqr3').value = ' X '; sqr3T = 1; turn = 1; vari(); check();} else if(document.getElementById('sqr3').value == ' ' && turn == 1 && mode == 2) {document.getElementById('sqr3').value = ' X '; sqr3T = 1; turn = 0; vari(); player1Check()} else if(document.getElementById('sqr3').value == ' ' && turn == 0 && mode == 2) {document.getElementById('sqr3').value = ' O '; sqr3T = 1; turn = 1; vari(); player1Check()} drawCheck()" value=" " type="button" name="sqr3"> <br /><input class="tictac" onclick="if(document.getElementById('sqr4').value == ' ' && turn == 0 && mode == 1) {document.getElementById('sqr4').value = ' X '; sqr4T = 1; turn = 1; vari(); check();} else if(document.getElementById('sqr4').value == ' ' && turn == 1 && mode == 2) {document.getElementById('sqr4').value = ' X '; sqr4T = 1; turn = 0; vari(); player1Check()} else if(document.getElementById('sqr4').value == ' ' && turn == 0 && mode == 2) {document.getElementById('sqr4').value = ' O '; sqr4T = 1; turn = 1; vari(); player1Check()} drawCheck()" value=" " type="button" name="sqr4"> <input class="tictac" onclick="if(document.getElementById('sqr5').value == ' ' && turn == 0 && mode == 1) {document.getElementById('sqr5').value = ' X '; sqr5T = 1; turn = 1; vari(); check();} else if(document.getElementById('sqr5').value == ' ' && turn == 1 && mode == 2) {document.getElementById('sqr5').value = ' X '; sqr5T = 1; turn = 0; vari(); player1Check()} else if(document.getElementById('sqr5').value == ' ' && turn == 0 && mode == 2) {document.getElementById('sqr5').value = ' O '; sqr5T = 1; turn = 1; vari(); player1Check()} drawCheck()" value=" " type="button" name="sqr5"> <input class="tictac" onclick="if(document.getElementById('sqr6').value == ' ' && turn == 0 && mode == 1) {document.getElementById('sqr6').value = ' X '; sqr6T = 1; turn = 1; vari(); check();} else if(document.getElementById('sqr6').value == ' ' && turn == 1 && mode == 2) {document.getElementById('sqr6').value = ' X '; sqr6T = 1; turn = 0; vari(); player1Check()} else if(document.getElementById('sqr6').value == ' ' && turn == 0 && mode == 2) {document.getElementById('sqr6').value = ' O '; sqr6T = 1; turn = 1; vari(); player1Check()} drawCheck()" value=" " type="button" name="sqr6"> <br /><input class="tictac" onclick="if(document.getElementById('sqr7').value == ' ' && turn == 0 && mode == 1) {document.getElementById('sqr7').value = ' X '; sqr7T = 1; turn = 1; vari(); check();} else if(document.getElementById('sqr7').value == ' ' && turn == 1 && mode == 2) {document.getElementById('sqr7').value = ' X '; sqr7T = 1; turn = 0; vari(); player1Check()} else if(document.getElementById('sqr7').value == ' ' && turn == 0 && mode == 2) {document.getElementById('sqr7').value = ' O '; sqr7T = 1; turn = 1; vari(); player1Check()} drawCheck()" value=" " type="button" name="sqr7"> <input class="tictac" onclick="if(document.getElementById('sqr8').value == ' ' && turn == 0 && mode == 1) {document.getElementById('sqr8').value = ' X '; sqr8T = 1; turn = 1; vari(); check();} else if(document.getElementById('sqr8').value == ' ' && turn == 1 && mode == 2) {document.getElementById('sqr8').value = ' X '; sqr8T = 1; turn = 0; vari(); player1Check()} else if(document.getElementById('sqr8').value == ' ' && turn == 0 && mode == 2) {document.getElementById('sqr8').value = ' O '; sqr8T = 1; turn = 1; vari(); player1Check()} drawCheck()" value=" " type="button" name="sqr8"> <input class="tictac" onclick="if(document.getElementById('sqr9').value == ' ' && turn == 0 && mode == 1) {document.getElementById('sqr9').value = ' X '; sqr9T = 1; turn = 1; vari(); check();} else if(document.getElementById('sqr9').value == ' ' && turn == 1 && mode == 2) {document.getElementById('sqr9').value = ' X '; sqr9T = 1; turn = 0; vari(); player1Check()} else if(document.getElementById('sqr9').value == ' ' && turn == 0 && mode == 2) {document.getElementById('sqr9').value = ' O '; sqr9T = 1; turn = 1; vari(); player1Check()} drawCheck()" value=" " type="button" name="sqr9"> </form><br /><center>如不能显示效果，请按Ctrl+F5刷新本页，更多网页代码：<a href='http://www.veryhuo.com/' target='_blank'>http://www.veryhuo.com/</a></center>
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