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Number Box



The NumberBox is a UI component that displays a numeric value and allows a user to modify it by typing in a value, and incrementing or decrementing it using the keyboard or mouse.

Backend API
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$(() => { $('#simple').dxNumberBox({ }); $('#buttons').dxNumberBox({ value: 20.5, showSpinButtons: true, showClearButton: true, }); $('#disabled').dxNumberBox({ value: 20.5, showSpinButtons: true, showClearButton: true, disabled: true, }); $('#minAndMax').dxNumberBox({ value: 15, min: 10, max: 20, showSpinButtons: true, }); const totalProductQuantity = 30; $('#sales').dxNumberBox({ max: totalProductQuantity, min: 0, value: 16, showSpinButtons: true, onKeyDown(e) { const { event } = e; const str = event.key || String.fromCharCode(event.which); if (/^[.,e]$/.test(str)) { event.preventDefault(); } }, onValueChanged(data) { productInventory.option('value', totalProductQuantity - data.value); }, }); const productInventory = $('#stock').dxNumberBox({ value: 14, min: 0, showSpinButtons: false, readOnly: true, }).dxNumberBox('instance'); });
<!DOCTYPE html> <html xmlns=""> <head> <title>DevExtreme Demo</title> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" /> <script src=""></script> <script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script> <link rel="stylesheet" type="text/css" href="" /> <link rel="stylesheet" type="text/css" href="" /> <script src=""></script> <script src="index.js"></script> <link rel="stylesheet" type="text/css" href="styles.css" /> </head> <body class="dx-viewport"> <div class="demo-container"> <div class="form"> <div class="dx-fieldset"> <div class="dx-field"> <div class="dx-field-label">Default mode</div> <div class="dx-field-value"> <div id="simple"></div> </div> </div> <div class="dx-field"> <div class="dx-field-label">With spin and clear buttons</div> <div class="dx-field-value"> <div id="buttons"></div> </div> </div> <div class="dx-field"> <div class="dx-field-label">Disabled</div> <div class="dx-field-value"> <div id="disabled"></div> </div> </div> <div class="dx-field"> <div class="dx-field-label">With max and min values</div> <div class="dx-field-value"> <div id="minAndMax"></div> </div> </div> </div> <div class="dx-fieldset"> <div class="dx-fieldset-header">Event Handling</div> <div class="dx-field"> <div class="dx-field-label">This month sales</div> <div class="dx-field-value"> <div id="sales"></div> </div> </div> <div class="dx-field"> <div class="dx-field-label">Stock</div> <div class="dx-field-value"> <div id="stock"></div> </div> </div> </div> </div> </div> </body> </html>