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It is recommended that a closing PHP tag shall be omitted in a file containing only PHP code so that occurrences of accidental whitespace or new lines being added after the PHP closing tag, which may start output buffering causing uncalled for effects can be avoided.For files that contain only PHP code, the closing tag ( ?> ) is never permitted. It is not required by PHP, and omitting it prevents the accidental injection of trailing white space into the response.Code with closing tags is much more readable and easy to follow. It is much easier to visually inspect a page with well laid out markup. Working with this markup is easier for developers.
Is it necessary to close PHP tag?
For files that contain only PHP code, the closing tag ( ?> ) is never permitted. It is not required by PHP, and omitting it prevents the accidental injection of trailing white space into the response.
Why is it important to close tags in HTML?
Code with closing tags is much more readable and easy to follow. It is much easier to visually inspect a page with well laid out markup. Working with this markup is easier for developers.
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What is
Hello PHP ! The <= tag is called short open tag in PHP. To use the short tags, one must have to enable it from settings in the PHP. ini file.
What is the opening and closing tag of a PHP program?
php and ?>. These are called PHP’s opening and closing tags. Statements witihn these two are interpreted by the parser. PHP script within these tags can be embedded in HTML document, so that embedded code is executed on server, leaving rest of the document to be processed by client browser’s HTML parser.
Why echo is used in PHP?
The echo is used to display the output of parameters that are passed to it. It displays the outputs of one or more strings separated by commas. The print accepts one argument at a time & cannot be used as a variable function in PHP. The print outputs only the strings.
How do I end PHP code?
The closing tag of a PHP block at the end of a file is optional, and in some cases omitting it is helpful when using include() or require(), so unwanted whitespace will not occur at the end of files, and you will still be able to add headers to the response later.
What happens if HTML tag is not closed?
Answer. If you do not add a closing tag for an HTML element, you may end up with unexpected issues with your webpage. However, excluding a closing tag will not cause error messages or crashes, so they technically are not an absolute requirement. But, this does not mean you should exclude them.
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Which tags do not require closing tags?
The void elements or singleton tags in HTML don’t require a closing tag to be valid. These elements are usually ones that either stand alone on the page or where the end of their contents is obvious from the context of the page itself.
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Why do you need to close your tags with forward slash?
In most cases, the tag is repeated at the end of the content, with the tag name preceded by a forward slash (e.g. </p>), to indicate that the action is no longer needed. In a few cases, like <br /> (line break), tags are not followed by any content, in which case the tag is followed by a trailing slash.
What are the basic tags of PHP?
- echo: Output one or more strings.
- print: Also output one or more strings.
- The assignment statement: Assigns a value to a variable.
- include: Include and evaluate the specified file.
- require: Same as include except it produces a fatal error on failure instead of a warning.
Why echo is faster than print in PHP?
The differences are small: echo has no return value while print has a return value of 1 so it can be used in expressions. echo can take multiple parameters (although such usage is rare) while print can take one argument. echo is marginally faster than print .
What are the disadvantages of PHP?
- It is not that secure due to its open-source, because the ASCII text file are often easily available.
- It is not suitable for giant content-based web applications.
- It has a weak type, which can cause incorrect data and knowledge to user.
What is the role of Setcookie () in PHP?
The setcookie() function defines a cookie to be sent along with the rest of the HTTP headers. A cookie is often used to identify a user. A cookie is a small file that the server embeds on the user’s computer. Each time the same computer requests a page with a browser, it will send the cookie too.
How do I close a PHP script Mcq?
Explanation: Every section of PHP code starts and ends by turning on and off PHP tags to let the server know that it needs to execute the PHP in between them.
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What is the use of closing tag?
Answer. An opening tag begins a section of page content, and a closing tag ends it. For example, to markup a section of text as a paragraph, you would open the paragraph with an opening paragraph tag <p> and close it with a closing paragraph tag </p> (closing tags always proceed the element with a /).
What happens if we give closing tags to empty tag?
In HTML, using a closing tag on an empty element is usually invalid. For example, <input type=”text”></input> is invalid HTML.
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