Special Characters in Double-Quoted Strings in PHP

Q

What Are the Special Characters You Need to Escape in Double-Quoted Stings?

✍: FYIcenter.com

A

There are two special characters you need to escape in a double-quote string: the double quote (") and the back slash (\). Here is a PHP script example of double-quoted strings:

<?php 
echo "Hello world!"; 
echo "Tom said: \"Who's there?\""; 
echo "\\ represents an operator."; 
?>

This script will print:

Hello world!Tom said: "Who's there?"\ represents an operator.

⇒ Escape Sequences in Double-Quoted Strings in PHP

⇐ "new line" Character in Single-Quoted Strings in PHP

⇑ Understanding PHP String Literals and Operations

⇑⇑ PHP Tutorials

2016-10-13, ∼2187🔥, 0💬

"new line" Character in Single-Quoted Strings in PHP
Can You Specify the "new line" Character in Single-Quoted Strings? You can not specify the "new line" character in a single-quoted string. If you don't believe, try this script: <?php echo '\n will not work in single quoted strings.'; ?> This script will print: \n will not work in sing... 2016-10-13, ∼3541🔥, 0💬

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How To Run a PHP Script? A standard alone PHP script can be executed directly with the PHP Command Line Interface (CLI). Write the following script in a file called hello.php: <?php echo "Hello world!"; ?> This script can be executed by CLI interface like this: \php\php hello.php You s... 2016-10-13, ∼2563🔥, 0💬

Understanding PHP String Literals and Operations
Where to find tutorials for PHP String Literals and Operations? A collection of tutorials on PHP string literals, operations and conversion. Clear explanations and tutorial exercises are provided on single-quoted strings, double-quoted strings, string elements, concatenation, converting values to st... 2016-10-13, ∼2336🔥, 0💬

PHP Configuration Setting File
Where Are PHP Configuration Settings Stored? PHP stores configuration settings in a file called php.ini in PHP home directory. You can open it with any text editor to your settings. ⇒ Running a PHP Script ⇐ Verifying PHP Installation ⇑ Downloading and Installing PHP ⇑⇑ PHP Tutorials 2016-10-13, ∼2219🔥, 0💬

Special Characters in Double-Quoted Strings in PHP
What Are the Special Characters You Need to Escape in Double-Quoted Stings? There are two special characters you need to escape in a double-quote string: the double quote (") and the back slash (\). Here is a PHP script example of double-quoted strings: <?php echo "Hello world!"; echo "Tom sa... 2016-10-13, ∼2188🔥, 0💬

Including Variables in Double-Quoted Strings in PHP
How To Include Variables in Double-Quoted Strings? Variables included in double-quoted strings will be interpolated. Their values will be concatenated into the enclosing strings. For example, two statements in the following PHP script will print out the same string: <?php $variable = "and"; e... 2016-10-13, ∼2167🔥, 0💬

Escape Sequences in Double-Quoted Strings in PHP
How Many Escape Sequences Are Recognized in Double-Quoted Strings? There are 12 escape sequences you can use in double-quoted strings: \\ - Represents the back slash character. \" - Represents the double quote character. \$ - Represents the dollar sign. \n - Represents the new line character (ASCII ... 2016-10-13, ∼2139🔥, 0💬

Escape Sequences in Single-Quoted Strings in PHP
How Many Escape Sequences Are Recognized in Single-Quoted Strings? There are two special characters you need to escape in a single-quote string: the single quote (') and the back slash (\). Here is a PHP script example of single-quoted strings: <?php echo 'Hello world!'; echo 'It\'s Friday!';... 2016-10-13, ∼2041🔥, 0💬

Ways to Include Variables in Double-Quoted Strings in PHP
How Many Ways to Include Variables in Double-Quoted Strings? There are 3 formats to include variables in double-quoted strings: "part 1 $variable part 2" - This is the simplest format to include a variable in a string. The variable name starts with the dollar sign and ends at the first character tha... 2016-10-13, ∼2032🔥, 0💬

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