In this tutorial we are going to discuss about PHP String and String functions. Here String is one of the PHP data type.
PHP String :
PHP string is a collection of subsequent characters put together to form a sentence. There are many methods to manipulating a PHP string. Let’s discuss one by one.,
PHP strlen()
The PHP strlen()
function is used whenever the length of a string is required.
<?php
echo strlen("Hello My Name is Marry");
?>
Output :
22
Note that spaces are also counted as characters.
PHP str_word_count() :
PHP uses the str_word_count()
function to output the number of words present in a string.
<?php
echo str_word_count("Hello My Name is Marry");
?>
Output :
5
PHP strrev() :
This function reverses a string. Written as strrev()
<?php
echo strrev("Hello");
?>
Output :
olleH
PHP strpos() :
PHP strpos()
is a function used to search for text within a string. It returns the position of the first character or FALSE for 0 matches.
<?php
echo strpos("My Name is Chandra","Chandra");
?>
Output :
11
PHP str_replace() :
PHP str_replace()
function is used to replace parts of a string. In the example below, the name Chandra will be replaced by Venu.
<?php
echo str_replace("Chandra","Venu","My Name is Chandra");
?>
Output :
My Name is Venu
Above are the most used string functions in PHP.
Keep Learning 🙂