How can I check while a web page contains exact text
How can I check while a web page contains exact text?
Expert
You can acquire the page’s text using the document.body.innerText function and search for the required text in this. For further information and code illustrations, notice the “Checking when a Page Contains Specific Text” assist topic.
Q. Explain the concept of public classes in java. How they are useful?
Static nested class: It is a nested class with static reserved word in its header. Dissimilar inner classes, objects of static nested classes contain no enclosing object. They are as well termed as nested top-level classes.
Final class: This is the class with final reserved word in its header. A final class might not be extended by the other class.
Real number: It is a number with an integer and a fractional portion. The primitive types double and float are employed to symbolize real numbers.
Cursor: This is a visual representation of the existing position of the mouse on the user's virtual desktop. Cursor shapes are frequently set to symbolize the current state of a program – utilizing an hour glass shape to point out that the user
Class header: It is a header of class definition. The header provides a name to the class and states its access. It too explains whether the class expands a super class or implements any interfaces.
Hash code: It is a value returned by a hash function. A hash code can be employed as an index into a random-access data structure, offering a proficient mapping between an object and its position. Employed by classes like HashMap.
Octal character constant: It is a character constant in the form of \ddd, where each d is an octal digit. This might be employed for characters with a Unicode value in the range of 0 to 255.
Default initial value: It is the default value of any variable not explicitly initialized whenever it is declared. The fields of numeric primitive types contain the value zero by default, Boolean variables encompass the value false, char variables enc
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