/**
* jQuery Repeater
*
* Easily create a section of repeatable items.
*
* 1. Include repeater.js
* 2. Define a template to be used by the repeater.
* a. Input elements should have a class "property_{i}" (do not replace {i} with an index, the script will handle this.
* b. The template should include a container for the "row" of elements.
* c. Use the {buttons} merge tag to indicate the location of the repeater buttons.
*
* Example:
*
*
*
*
*
* {buttons}
*
*
*
*
* 3. Define a "save" callback to handle how your data is saved. It will give you an array of objects representing your data.
*
*/
jQuery.fn.repeater = function( options ) {
var self = this,
defaults = {
template: '',
limit: 5,
items: [{}],
saveEvents: 'blur change',
saveElements: 'input, select',
addButtonMarkup: '+',
removeButtonMarkup: '-',
minItemCount: 1,
callbacks: {
save: function() { },
beforeAdd: function() { },
add: function() { },
beforeAddNew: function() { },
addNew: function() { },
beforeRemove: function() { },
remove: function() { },
repeaterButtons: function() { return false; }
}
};
self.options = jQuery.extend( true, {}, defaults, options );
self.elem = jQuery( this );
self.items = self.options.items;
self.callbacks = self.options.callbacks;
self._template = self.options.template;
self._baseObj = self.items[0];
self.init = function() {
self.stashTemplate();
self.elem.addClass( 'repeater' );
self.refresh();
self.bindEvents();
return self;
}
self.bindEvents = function() {
self.options.saveEvents = self.getNamespacedEvents( self.options.saveEvents );
self.elem.off( 'click.repeater', 'a.add-item' );
self.elem.on( 'click.repeater', 'a.add-item:not(.inactive)', function() {
self.addNewItem( this );
});
self.elem.off( 'click.repeater', 'a.remove-item' );
self.elem.on( 'click.repeater', 'a.remove-item', function( event ){
self.removeItem( this );
});
self.elem.off( self.options.saveEvents, self.options.saveElements );
self.elem.on( self.options.saveEvents, self.options.saveElements, function() {
self.save();
});
}
self.stashTemplate = function() {
// if no template provided or in "storage", use current HTML
if( ! self._template )
self._template = self.elem.html();
self._template = jQuery.trim( self._template );
}
self.addItem = function( item, index ) {
var itemMarkup = self.getItemMarkup( item, index),
itemElem = jQuery( itemMarkup ).addClass( 'item-' + index );
self.callbacks.beforeAdd( self, itemElem, item, index );
self.append( itemElem );
self.populateSelects( item, index );
self.callbacks.add( self, itemElem, item, index );
}
self.getItemMarkup = function( item, index ) {
var itemMarkup = self._template;
for( var property in item ) {
if( ! item.hasOwnProperty( property ) )
continue;
itemMarkup = itemMarkup.replace( /{i}/g, index );
itemMarkup = itemMarkup.replace( '{buttons}', self.getRepeaterButtonsMarkup( index ) );
itemMarkup = itemMarkup.replace( new RegExp( '{' + property + '}', 'g' ), escapeAttr( item[property] ) );
}
return itemMarkup;
}
self.getRepeaterButtonsMarkup = function( index ) {
var buttonsMarkup = self.callbacks.repeaterButtons( self, index );
if( ! buttonsMarkup )
buttonsMarkup = self.getDefaultButtonsMarkup( index );
return buttonsMarkup;
}
self.getDefaultButtonsMarkup = function( index ) {
var cssClass = self.items.length >= self.options.limit && self.options.limit !== 0 ? 'inactive' : '',
buttons = '' + self.options.addButtonMarkup + '';
if( self.items.length > self.options.minItemCount )
buttons += '' + self.options.removeButtonMarkup + '';
return '
' + buttons + '
';
}
self.populateSelects = function( item, index ) {
// after appending the row, check each property to see if it is a select and then populate
for ( var property in item ) {
if ( ! item.hasOwnProperty( property ) ) {
continue;
}
var input = self.elem.find( '.' + property + '_' + index );
if ( ! input.is( 'select' ) ) {
continue;
}
if ( jQuery.isArray( item[ property ] ) ) {
input.val( item[ property ] );
} else {
input.find( 'option[value="' + item[ property ] + '"]' ).prop( 'selected', true );
}
}
}
self.addNewItem = function( elemOrItem, index ) {
var isElem = self.isElement( elemOrItem ),
index = parseInt( typeof index !== 'undefined' ? index : ( isElem ? parseInt( jQuery( elemOrItem ).attr( 'data-index' ), 10 ) + 1 : self.items.length ), 10 ),
item = isElem ? self.getBaseObject() : elemOrItem;
self.callbacks.beforeAddNew( self, index );
self.items.splice( index, 0, item );
self.callbacks.addNew( self, index );
self.refresh().save();
return self;
}
self.removeItem = function( elemOrIndex ) {
var index = self.isElement( elemOrIndex ) ? jQuery( elemOrIndex ).attr( 'data-index' ) : elemOrIndex;
self.callbacks.beforeRemove( self, index );
// using delete (over splice) to maintain the correct indexes for
// the items array when saving the data from the UI
delete self.items[index];
self.callbacks.remove( self, index );
self.save().refresh();
}
self.refresh = function() {
self.elem.empty();
for( var i = 0; i < self.items.length; i++ ) {
self.addItem( self.items[i], i );
}
return self;
}
self.save = function() {
var keys = self.getBaseObjectKeys(),
data = [];
for( var i = 0; i < self.items.length; i++ ) {
if( typeof self.items[i] == 'undefined' )
continue;
var item = {};
for( var j = 0; j < keys.length; j++ ) {
var key = keys[j],
id = '.' + key + '_' + i,
value = self.elem.find( id ).val();
item[key] = typeof value == 'undefined' ? false : value;
}
data.push( item );
}
// save data to items
self.items = data;
// save data externally via callback
self.callbacks.save( self, data );
return self;
}
/**
* Loops through the current items array and retrieves the object properties of the
* first valid item object. Originally this would simply pull the object keys from
* the first index of the items array; however, when the first item has been
* 'deleted' (see the save() method), it will be undefined.
*/
self.getBaseObjectKeys = function() {
var keys = [],
items = self.items.length > 0 ? self.items : [ self._baseObj ];
for( var i = 0; i < items.length; i++ ) {
if( typeof items[i] == 'undefined' )
continue;
for( var key in items[i] ) {
if( ! items[i].hasOwnProperty( key ) )
continue;
keys.push( key );
}
break;
}
return keys;
}
self.getBaseObject = function() {
var item = {},
keys = self.getBaseObjectKeys();
for( var i = 0; i < keys.length; i++ ) {
item[keys[i]] = '';
}
return item;
}
self.getNamespacedEvents = function( events ) {
var events = events.split( ' ' ),
namespacedEvents = [];
for( var i = 0; i < events.length; i++ ) {
namespacedEvents.push( events[i] + '.repeater' );
}
return namespacedEvents.join( ' ' );
}
/**
* http://stackoverflow.com/questions/384286/javascript-isdom-how-do-you-check-if-a-javascript-object-is-a-dom-object
* @param obj
* @returns {boolean}
*/
self.isElement = function( obj ) {
try {
//Using W3 DOM2 (works for FF, Opera and Chrom)
return obj instanceof HTMLElement;
}
catch(e){
//Browsers not supporting W3 DOM2 don't have HTMLElement and
//an exception is thrown and we end up here. Testing some
//properties that all elements have. (works on IE7)
return (typeof obj==="object") &&
(obj.nodeType===1) && (typeof obj.style === "object") &&
(typeof obj.ownerDocument ==="object");
}
}
return self.init();
};
How to Play Keno at Online Casinos
Playing Keno at online casinos has become increasingly popular due to its simplicity and the potential for substantial payouts. Whether you’re a seasoned gambler or a curious newcomer, understanding how to play Keno effectively can enhance your gaming experience. For a reliable platform to try your luck, explore HadesBet Casino Online, which offers a seamless Keno experience with high RTP and generous bonuses.
Table of Contents
Understanding the Basics of Keno
Step-by-Step Guide to Playing Keno Online
Popular Strategies and Tips for Keno
Comparing Different Keno Variants
Myths vs Facts About Keno
Understanding Betting Odds and Returns
How to Maximize Your Winnings
Next Steps for Keno Enthusiasts
Understanding the Basics of Keno
Keno is a lottery-style game where players select numbers from a pool, typically ranging from 1 to 80. The game draws 20 numbers randomly, and players win based on how many of their chosen numbers match the drawn numbers. The simplicity of Keno makes it accessible for all players, with a house edge that varies between 2% to 25%, depending on the payout table.
Online Keno offers the same core gameplay but with added convenience, faster draws, and often higher RTPs, sometimes exceeding 96.5%. Many online platforms, including HadesBet Casino, host multiple Keno variants with different themes, payout structures, and bonus features.
Step-by-Step Guide to Playing Keno Online
Choose a reputable online casino: Ensure the platform is licensed and offers fair Keno games.
Select your bet amount: Bets can range from as low as $0.10 up to $100 or more per game.
Pick your numbers: Usually between 1 to 20 numbers from the pool of 80.
Confirm your selections: Double-check your chosen numbers before proceeding.
Start the game: Click the ‘Play’ button to initiate the draw.
Watch the numbers draw: The game randomly reveals 20 numbers.
Check your results: Compare your selected numbers with the drawn numbers to see your winnings.
Most online Keno games automatically calculate your payout based on the number of matches and your initial bet. Payouts vary widely; for example, matching all 20 numbers can yield jackpots exceeding hundreds of thousands of dollars.
Popular Strategies and Tips for Keno
Manage your bankroll: Set a budget and stick to it to prolong your gameplay.
Choose fewer numbers for better odds: Picking 4–8 numbers increases your chances of winning small payouts.
Use betting patterns cautiously: While some players prefer betting on certain number patterns, remember that Keno is a game of chance with no guaranteed strategies.
Take advantage of bonuses: Many online casinos offer promotions or free Keno games, which can help you practice or extend your playtime.
Understand payout tables: Different Keno variants have different payout schemes; always check these before playing.
Comparing Different Keno Variants
Feature
Standard Keno
Fast Keno
Draw Speed
1-3 minutes per round
Less than 1 minute per round
Number Pool
1-80
1-80
Bet Range
$0.10 – $100+
$0.10 – $50
RTP
96.5%
95.8%
Fast Keno is ideal for players seeking rapid gameplay, while standard Keno offers more traditional, relaxed sessions with slightly higher RTPs.
Myths vs Facts About Keno
Myth
Fact
Keno is purely luck; no strategy can influence outcomes.
Correct, but choosing your numbers wisely and managing bets can improve your overall experience and longevity.
Playing more numbers always increases your chances of winning.
False; while more numbers can lead to larger payouts, they often decrease your probability of matching all chosen numbers.
Keno has the highest house edge among casino games.
False; house edge varies, and some variants offer competitive RTPs, making it a fair game for players.
Understanding the facts helps dispel misconceptions and allows players to make informed decisions.
Understanding Betting Odds and Returns
The odds in Keno depend on the number of spots you select and the payout table. For example, betting on 10 numbers with a payout of 1,000:1 for a full match offers enormous jackpots, but the probability is extremely low. Typically, matching 10 out of 10 numbers has about a 1 in 8,911 chance, with a payout percentage close to 96.5%.
Players should consider the RTP (Return to Player) rates, which usually range from 94% to 97%. Higher RTP games tend to have lower payouts but better odds for smaller wins, making them suitable for conservative players.
How to Maximize Your Winnings in Online Keno
Play within your budget: Avoid chasing losses; set limits for each session.
Focus on lower number picks: Choosing 4–8 numbers balances risk and reward effectively.
Use bonus features and promotions: Take advantage of free plays and deposit bonuses at HadesBet Casino.
Practice with free Keno games: Many online casinos offer demo modes to refine your strategy without risking real money.
Understand payout tables thoroughly: Knowing the potential rewards helps you make smarter bets.
Next Steps for Keno Enthusiasts
Start exploring different Keno variants at reputable online casinos, paying close attention to payout percentages and game features. Practice with free games to develop your strategy, then gradually increase your bets as you become more confident. Remember, consistent bankroll management and understanding game mechanics are key to enjoying Keno responsibly and profitably.
For a trusted platform with excellent Keno offerings, check out HadesBet Casino. Happy gaming and good luck! – GPD MEDIA
