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HTML DOM Input Number stepDown() Method
The HTML DOM input number stepDown() method decrements the value of input number field by a specified value.
Syntax
Following is the syntax −
object.stepDown(number)
Here, if number parameter is omitted then it decrements the value by 1.
Example
Let us see an example of input number stepDown() method −
<!DOCTYPE html>
<html>
<head>
<title>HTML DOM stepUp()/stepDown() Demo</title>
<style>
body{
text-align:center;
background: linear-gradient(62deg, #FBAB7E 0%, #F7CE68 100%) center/cover no-repeat;
height:100vh;
color:#fff;
}
p{
font-size:1.5rem;
}
input{
width:40%;
}
button{
background-color:#db133a;
color:#fff;
padding:8px;
border:none;
width:120px;
margin:1rem;
border-radius:50px;
outline:none;
cursor:pointer;
}
</style>
</head>
<body>
<h1>stepUp()/stepDown() Method Demo</h1>
<p>Hi! How old are you?</p>
<input type="number">
<br>
<button onclick="incValue()">StepUp Value</button>
<button onclick="decValue()">StepDown Value</button>
<script>
function incValue() {
document.querySelector("input").stepUp(10);
}
function decValue() {
document.querySelector("input").stepDown(10);
}
</script>
</body>
</html>Output
This will produce the following output −
_method.jpg)
Now Click on “StepUp Value” or “StepDown Value” button to increment or decrement the value of input number field.
Updated on: 30-Jul-2019
42 Views
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