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When you call a method at illegal or inappropriate time an IlleagalStateException is generated.For example, the remove() method of the ArrayList class removes the last element after calling the next() or previous methods.After removing the element at the current position you need to move to the next element to remove it i.e. per one call of the next() method you can invoke this remove() method only once.Since the initial position of the list (pointer) will be before the first element, you cannot invoke this method without calling the next method.If you invoke the remove() method otherwise it throws an java.lang.IllegalStateException.Example: ... Read More
The HTML DOM table deleteTFoot() method delete the element from the table in an HTML document.SyntaxFollowing is the syntax −object.deleteTFoot()Let us see an example of HTML DOM table deleteTFoot() method −Example Live Demo body { color: #000; background: lightblue; height: 100vh; text-align: center; } table { margin: 2rem auto; } caption { color: #db133a; } .btn { background: #db133a; border: none; height: 2rem; ... Read More
The HTML DOM table deleteCaption() method delete the first element from the table in an HTML document.SyntaxFollowing is the syntax −object.deleteCaption()Let us see an example of HTML DOM table deleteCaption() method −Example Live Demo body { color: #000; background: lightblue; height: 100vh; text-align: center; } table { margin: 2rem auto; } caption { color: #db133a; } .btn { background: #db133a; border: none; height: 2rem; ... Read More
The HTML DOM table insertRow() method generates an empty element and adds it to the table in an HTML document.SyntaxFollowing is the syntax −object.insertRow(index)Here, index represent a number that specifies the position of the row to insert.Let us see an example of HTML DOM table insertRow() method −Example Live Demo body { color: #000; background: lightblue; height: 100vh; text-align: center; } table { margin: 2rem auto; } caption { color: #db133a; } .btn ... Read More
The HTML DOM table createTHead() method generates an empty element and adds it to the table in an HTML document.SyntaxFollowing is the syntax −object.createTHead()Let us see an example of HTML DOM table createTHead() method −Example Live Demo body { color: #000; background: lightblue; height: 100vh; text-align: center; } table { margin: 2rem auto; } caption { color: #db133a; } .btn { background: #db133a; border: none; ... Read More
The HTML DOM table createTFoot() method generates an empty element and adds it to the table in an HTML document.SyntaxFollowing is the syntax −object.createTFoot()Let us see an example of HTML DOM table createTFoot() method −Example Live Demo body { color: #000; background: lightblue; height: 100vh; text-align: center; } table { margin: 2rem auto; } caption { color: #db133a; } .btn { background: #db133a; border: none; ... Read More
The HTML DOM table createCaption() method generates an empty element and adds it to the table in an HTML document.SyntaxFollowing is the syntax −object.createCaption()Let us see an example of HTML DOM table createCaption() method −Example Live Demo body { color: #000; background: lightblue; height: 100vh; text-align: center; } table { margin: 2rem auto; } caption { color: #db133a; } .btn { background: #db133a; border: none; ... Read More
The HTML DOM table createCaption() method generates an empty element and adds it to the table in an HTML document.SyntaxFollowing is the syntax −object.createCaption()Let us see an example of HTML DOM table createCaption() method −Example Live Demo body { color: #000; background: lightblue; height: 100vh; text-align: center; } table { margin: 2rem auto; } caption { color: #db133a; } .btn { background: #db133a; border: none; ... Read More
The HTML isTrusted event property returns a boolean value corresponding to whether the event is trusted or not.NOTE − If invoked by a script the isTrusted returns false and if invoked by user then isTrusted returns true.Let us see an example of isTrusted event property −Example Live Demo HTML isTrusted form { width:70%; margin: 0 auto; text-align: center; } * { padding: 2px; margin:5px; } input[type="button"] { border-radius: 10px; } ... Read More
The HTML input value attribute is used to set/return the value of value attribute.Let us see an example of Input value property −Example Live Demo Input URL value form { width:70%; margin: 0 auto; text-align: center; } * { padding: 2px; margin:5px; } input[type="button"] { border-radius: 10px; } URL-value URL Id: var divDisplay = document.getElementById("divDisplay"); var inputURL = ... Read More