Accessing a Specific Character in String in PHP

Home > PHP

Q

How To Access a Specific Character in a String?

✍: FYIcenter.com

A

Any character in a string can be accessed by a special string element expression:

$string{index} - The index is the position of the character counted from left and starting from 0.

Here is a PHP script example:

<?php 
$string = 'It\'s Friday!';
echo "The first character is $string{0}\n"; 
echo "The first character is {$string{0}}\n"; 
?>

This script will print:

The first character is It's Friday!{0}
The first character is I

⇒ Assigning a New Character in a String in PHP

⇐ Including Array Elements in Double-Quoted Strings in PHP

⇑ Understanding PHP String Literals and Operations

⇑⇑ PHP Tutorials

2016-10-13, ∼3757🔥, 0💬

Converting Numbers to Strings in PHP
How To Convert Numbers to Strings? In a string context, PHP will automatically convert any numeric value to a string. Here is a PHP script examples: <?php print(-1.3e3); print("\n"); print(strlen(-1.3e3)); print("\n"); print("Price = $" . 99.99 . "\n"); print(1 . " + " . 2 . " = " . 1+2 . "\n... 2016-10-13, ∼2386🔥, 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, ∼2314🔥, 0💬

Comparing Two Strings in PHP
How To Compare Two Strings with Comparison Operators? PHP supports 3 string comparison operators, <, ==, and >, that generates Boolean values. Those operators use ASCII values of characters from both strings to determine the comparison results. Here is a PHP script on how to use compar... 2016-10-13, ∼2284🔥, 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, ∼2262🔥, 0💬

Concatenating Two Strings in PHP
How To Concatenate Two Strings Together? You can use the string concatenation operator (.) to join two strings into one. Here is a PHP script example of string concatenation: <?php echo 'Hello ' . "world!\n"; ?> This script will print: Hello world! ⇒ Comparing Two Strings in PHP ⇐... 2016-10-13, ∼2220🔥, 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, ∼2191🔥, 0💬

Converting Strings to Numbers in PHP
How To Convert Strings to Numbers? In a numeric context, PHP will automatically convert any string to a numeric value. Strings will be converted into two types of numeric values, double floating number and integer, based on the following rules: The value is given by the initial portion of the string... 2016-10-13, ∼2172🔥, 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, ∼2114🔥, 0💬

Assigning a New Character in a String in PHP
How To Assigning a New Character in a String? The string element expression, $string{index}, can also be used at the left side of an assignment statement. This allows you to assign a new character to any position in a string. Here is a PHP script example: <?php $string = 'It\'s Friday?'; echo... 2016-10-13, ∼2070🔥, 0💬

All rights in the contents of this web site are reserved by the individual author. fyicenter.com does not guarantee the truthfulness, accuracy, or reliability of any contents.