What does a semicolon signify at the end of a instruction or statement PHP?

Because the semicolon tells the parser that you’ve reached the end of that instruction. It lets it know that the next piece of text is a new instruction. However the closing tag tells it that we’re at the end of all instructions, you don’t need to parse anything else.

How do you end a PHP statement?

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 does PHP know when one statement ends?

Statements usually end with a semicolon. In addition, statements can be grouped into a statement-group by encapsulating a group of statements with curly braces. A statement-group is a statement by itself as well.

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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 do you mean by a termination statement in PHP discuss the various termination statement in PHP with code snippet?

Each statement made in PHP needs a method of indicating the end of the statement so that each instruction can be carried out without mix-up. The semicolon “;” is used for this purpose. … Each statement, or instruction, is terminated with a semicolon. Many errors are caused by forgetting to terminate a statement.

What does single colon mean in PHP?

It translates a string entry into a function call. Their example: $app->get(‘/’, ‘HomeController:home’); https://stackoverflow.com/questions/45777765/what-does-the-single-colon-mean-in-this-php-statement/45778971#45778971.

What is the PHP script starts and ends with?

SGML or Short HTML Tags: These are the shortest option to initialize a PHP code. The script starts with <? and ends with ?>.

What is PHP What does PHP do?

PHP is a server side scripting language that is embedded in HTML. It is used to manage dynamic content, databases, session tracking, even build entire e-commerce sites. It is integrated with a number of popular databases, including MySQL, PostgreSQL, Oracle, Sybase, Informix, and Microsoft SQL Server.

What are the 4 conditional statements in PHP?

PHP Conditional Statements

  • if statement – executes some code if one condition is true.
  • if…else statement – executes some code if a condition is true and another code if that condition is false.
  • if…elseif…else statement – executes different codes for more than two conditions.
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What are the control statements in PHP?

Introduction. Control statements are conditional statements that execute a block of statements if the condition is correct. The statement inside the conditional block will not execute until the condition is satisfied.

What does a semicolon indicate?

noun. the punctuation mark (;) used to indicate a major division in a sentence where a more distinct separation is felt between clauses or items on a list than is indicated by a comma, as between the two clauses of a compound sentence.

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.

What is basic syntax of PHP?

Basic PHP Syntax

A PHP file normally contains HTML tags, and some PHP scripting code. Below, we have an example of a simple PHP file, with a PHP script that uses a built-in PHP function ” echo ” to output the text “Hello World!”

Does return end a function PHP?

If called from within a function, the return statement immediately ends execution of the current function, and returns its argument as the value of the function call. return also ends the execution of an eval() statement or script file.

Do spaces matter in PHP?

Whitespaces are generally ignored in PHP syntax, but there are several places where you cannot put them without affecting the sense (and the result).

Is PHP closing tag necessary?

It is not required by PHP, and omitting it prevents the accidental injection of trailing white space into the response. If you believe the first route, then all PHP files require closing end tags. To omit them will create an invalid XML file.