<html>
<head>
<meta charset="utf-8">
<title>JS Bin</title>
</head>
<body>
</body>
</html>
td {
border: 1px solid green;
width: 28px;
height: 28px;
}
#field {
border-spacing: 0;
border-collapse: collapse;
}
// noprotect
var dom = {};
dom.rand = function(min, max) {
if(max) {
return Math.floor(Math.random() * (max - min + 1)) + min;
} else {
return Math.floor(Math.random() * (min + 1));
}
};
dom.trim = function(str) {
return str.replace(/^\s+|\s+$/g, '');
};
dom.hasClass = function(node, klass) {
var newClasses = (node.className).replace(/\s+/g, ' ');
return (' ' + newClasses + ' ').indexOf(' ' + klass + ' ') > -1;
};
dom.addClass = function(node, klass) {
if (!node.className) {
node.className = klass;
} else if (!this.hasClass(node, klass)) {
node.className += ' ' + klass;
}
};
dom.removeClass = function(node, klass) {
if (node.className && dom.hasClass(node, klass)) {
var newClasses = node.className.replace(new RegExp('(\\s+|^)' + klass + '(\\s+|$)', 'g'), ' ');
node.className = this.trim(newClasses);
}
};
dom.toggleClass = function(node, klass) {
if (dom.hasClass(node, klass)) {
dom.removeClass(node, klass);
} else {
dom.addClass(node, klass);
}
};
dom.addEvent = function(elem, type, handler) {
if (document.addEventListener) {
elem.addEventListener(type, handler, false);
} else {
elem.attachEvent("on" + type, handler);
}
};
dom.preventBrowserEvent = function(e) {
if (e.preventDefault) {
e.preventDefault();
} else {
e.returnValue = false;
}
};
function MineSweeper() {
}
MineSweeper.prototype.init = function(width, height, mines) {
var field = new Field(width, height, mines);
field.createField();
};
function Field(width, height, mines) {
this.width = width;
this.height = height;
this.mines = mines;
}
Field.prototype.createField = function() {
var table = document.createElement('table');
table.id = 'field';
for (var i = 0; i < this.width; i++) {
var newRow = table.insertRow(i);
for (var n = 0; n < this.height; n++) {
var newCell = newRow.insertCell(n);
}
}
this.generateMines(table);
this.setFlag(table);
document.body.appendChild(table);
};
Field.prototype.setFlag = function(table) {
dom.addEvent(table, 'contextmenu', function(e) {
var target = e && e.target || event.srcElement;
if (target.tagName == 'TD' && target.innerHTML === '') {
target.innerHTML = '⚑';
} else if (target.tagName == 'TD' && target.innerHTML != '?'){
target.innerHTML = '?';
} else {
target.innerHTML = '';
}
dom.preventBrowserEvent(e);
});
};
Field.prototype.generateMines = function(table) {
for (var i = 0; i < this.mines; i++) {
randRow = table.rows[dom.rand(0, this.height - 1)].cells[dom.rand(0, this.width - 1)];
if (randRow.innerHTML == '☢') {
i--;
} else {
randRow.innerHTML = '☢';
}
}
};
var mineSweeper = new MineSweeper().init(9, 9, 10);
Output
You can jump to the latest bin by adding /latest
to your URL
Keyboard Shortcuts
Shortcut | Action |
---|---|
ctrl + [num] | Toggle nth panel |
ctrl + 0 | Close focused panel |
ctrl + enter | Re-render output. If console visible: run JS in console |
Ctrl + l | Clear the console |
ctrl + / | Toggle comment on selected lines |
ctrl + ] | Indents selected lines |
ctrl + [ | Unindents selected lines |
tab | Code complete & Emmet expand |
ctrl + shift + L | Beautify code in active panel |
ctrl + s | Save & lock current Bin from further changes |
ctrl + shift + s | Open the share options |
ctrl + y | Archive Bin |
Complete list of JS Bin shortcuts |
JS Bin URLs
URL | Action |
---|---|
/ | Show the full rendered output. This content will update in real time as it's updated from the /edit url. |
/edit | Edit the current bin |
/watch | Follow a Code Casting session |
/embed | Create an embeddable version of the bin |
/latest | Load the very latest bin (/latest goes in place of the revision) |
/[username]/last | View the last edited bin for this user |
/[username]/last/edit | Edit the last edited bin for this user |
/[username]/last/watch | Follow the Code Casting session for the latest bin for this user |
/quiet | Remove analytics and edit button from rendered output |
.js | Load only the JavaScript for a bin |
.css | Load only the CSS for a bin |
Except for username prefixed urls, the url may start with http://jsbin.com/abc and the url fragments can be added to the url to view it differently. |