HTML | DOM Input Number defaultValue Property
The DOM Input Number defaultValue Property in HTML DOM is used to set or return the default value of the number Field. This property is used to reflect the HTML value attribute. The main difference between the default value and value is that the default value indicate the default value and the value contains the current value after making some changes. This property is useful to find out whether the number field have been changed or not.
Syntax:
- It returns the defaultValue property.
numberObject.defaultValue
- It is used to set the defaultValue property.
numberObject.defaultValue = value
Property Values: It contains single property value value which defines the default value for number field.
Return Value: It returns a string value which represent the default value of the number field.
Example 1: This example illustrates how to return the Input number defaultValue Property.
html
<!DOCTYPE html> <html> <body style="text-align:center;"> <h1 style="color:green;"> GeeksForGeeks </h1> <h2>DOM Input Number defaultValue Property</h2> <form id="myGeeks"> <input type="number" id="myNumber" step="5" name="geeks" placeholder="multiples of 5" value="10"> </form> <br><br> <button onclick="myFunction()"> Click Here! </button> <p id="demo" style="font-size:23px;color:green;"></p> <script> function myFunction() { // Returning Input month defaultValue Property var x = document.getElementById("myNumber").defaultValue; document.getElementById("demo").innerHTML = x; } </script> </body> </html> |
Output:
Before clicking on the button:
After clicking on the button:
Example 2: This example illustrates how to return the Input number defaultValue Property.
html
<!DOCTYPE html> <html> <body style="text-align:center;"> <h1 style="color:green;"> GeeksForGeeks </h1> <h2>DOM Input Number defaultValue Property</h2> <form id="myGeeks"> <input type="number" id="myNumber" step="5" name="geeks" placeholder="multiples of 5" value="10"> </form> <br><br> <button onclick="myFunction()"> Click Here! </button> <p id="demo" style="font-size:23px;color:green;"></p> <script> function myFunction() { // Setting Input month defaultValue Property var x = document.getElementById("myNumber").defaultValue = "15"; document.getElementById("demo").innerHTML = "The defaultvalue was changed to " + x; } </script> </body> </html> |
Output :
Before Clicking On Button:
After Clicking On Button:
Supported Browsers: The browser supported by DOM input number defaultValue Property are listed below:
- Google Chrome
- Edge 12 and above
- Firefox
- Opera
- Safari
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