It returns the position of the first occurrence of a string inside another string

Example

<?php
echo stripos(“phpcode”,”code”);
?>

Output

3

It removes backslashes added by the addcslashes() function

Example

<?php
echo stripcslashes(“phpcode”);
?>

Output

phpcode

It  strips HTML and PHP tags from a string

Example

<?php
echo strip_tags(“<div><p>phpcode</p></div>”);
?>

Output

phpcode

It returns the number of characters found in a string before any part of the specified characters are found.

Example

<?php
echo strcspn(“phpcode”,”c”);
?>

Output

3

It compares two strings based on locale setting

Example

<?php
echo strcoll(“phpcode”, “PHPCode”);
?>

Output

1

It compares two strings

Example

<?php
if (strcmp(“phpcode”, “PHPCode”) == 0) {
echo ‘Strings are equal’;
}else{
echo ‘Strings are not equal’;
}
?>

Output

Strings are not equal

Its an alias of strstr() and find the first occurrence of a string

Example

<?php
echo strchr(‘info@phpcodez.com’, ‘@’, true);
?>

Output

info

It compares two strings (case-insensitive)

Example

<?php
if (strcasecmp(“phpcode”, “PHPCode”) == 0) {
echo ‘Strings are equal’;
}
?>

Output

Strings are equal

It return the number of words in a string

Example

<?php
echo “<pre>”;
print_r(str_word_count(‘It return the number of words in a string’));
?>

Output

9

It convert a string to an array

Example

<?php
echo “<pre>”;
print_r(str_split(‘phpcode’,2));
?>

Output

Array
(
[0] => ph
[1] => pc
[2] => od
[3] => e
)