How are PHP statements terminated?
In PHP, statements are terminated by a semicolon (;) like C or Perl. The closing tag of a block of PHP code automatically implies a semicolon, there is no need to have a semicolon terminating the last line of a PHP block.
How do you end a PHP file?
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.
Which character is used to terminate a PHP statement Name one situation where omitting this termination character does not produce an error?
Name one situation where omitting this termination character does not produce an error. Answer: In PHP each and every statement must be end with semicolon.
When can you omit semicolon in PHP?
You may only drop the semi-colon after a statement when the statement is followed immediately by a closing PHP tag — ie ?> . This is a feature from the earliest days of the language, aimed at making templated code slightly easier to read.
What are the four types of code declaration blocks you can use to write PHP?
There are four types of code declaration blocks:
- Standard PHP script delimiters.
- The <script> element.
- Short PHP script delimiters.
Do I need to close <? Php?
From the PHP Manual: 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.
How do I run a PHP file?
Open up any Web browser on your desktop and enter “localhost” into the address box. The browser will open a list of files stored under the “HTDocs” folder on your computer. Click on the link to a PHP file and open it to run a script.
What is use of Print_r () function?
The print_r() function is a built-in function in PHP and is used to print or display information stored in a variable. … This parameter is of boolean type whose default value is FALSE and is used to store the output of the print_r() function in a variable rather than printing it.
What is the PHP script starts and ends with?
These tags start with <% and end with %>. Example: PHP.
Which is the correct way to start a single line PHP comment?
PHP Comment Syntax: Single Line Comment
To do a single line comment type “//” or “#” and all text to the right will be ignored by PHP interpreter.
What is PHP call function?
A PHP function provides code that a PHP script can call to perform a task, such as Count(), file_get_contents(), and header(). The PHP language supports both procedural and object-oriented programming paradigms.