One of many JavaScript HTML methods is getElementById().
This example uses the method to “find” an HTML element (with id=”demo”) and changes the element content (innerHTML) to “Hello JavaScript”:
JavaScript Can Change HTML Content
One of many JavaScript HTML methods is getElementById().
This example uses the method to “find” an HTML element (with id=”demo”) and changes the element content (innerHTML) to “Hello JavaScript”:
Example
<document.getElementById("demo").innerHTML = "Hello JavaScript";
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JavaScript accepts both double and single quotes:
Example
<document.getElementById('demo').innerHTML = 'Hello JavaScript';
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JavaScript Can Change HTML Styles (CSS)
Changing the style of an HTML element, is a variant of changing an HTML attribute:
Example
<document.getElementById("demo").style.fontSize = "35px";
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JavaScript Can Hide HTML Elements
Hiding HTML elements can be done by changing the display style:
Example
<document.getElementById("demo").style.display = "none";
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JavaScript Can Show HTML Elements
Showing hidden HTML elements can also be done by changing the display style:
Example
<document.getElementById("demo").style.display = "block";
>
This example uses the method to “find” an HTML element (with id=”demo”) and changes the element content (innerHTML) to “Hello JavaScript”:
Example
<document.getElementById("demo").innerHTML = "Hello JavaScript";
>
JavaScript accepts both double and single quotes:
Example
<document.getElementById('demo').innerHTML = 'Hello JavaScript';
>
JavaScript Can Change HTML Styles (CSS)
Changing the style of an HTML element, is a variant of changing an HTML attribute:
Example
<document.getElementById("demo").style.fontSize = "35px";
>
JavaScript Can Hide HTML Elements
Hiding HTML elements can be done by changing the display style:
Example
<document.getElementById("demo").style.display = "none";
>
JavaScript Can Show HTML Elements
Showing hidden HTML elements can also be done by changing the display style:
Example
<document.getElementById("demo").style.display = "block";
>