It randomly shuffles a string

Example

<?php
echo str_shuffle(‘phpcode’);
?>

Output

oehppdc

It perform the rot13 transform on a string

Example

<?php
echo str_rot13(‘PHP Code’);
?>

Output

CUC Pbqr

It replace all occurrences of the search string with another string

Example

<?php
echo  str_replace(“phpcodez”, “phpcode”, “phpcodez welcomes you”);
?>

Output

phpcode welcomes you

It repeats a string

Example

<?php
echo str_repeat(“php code”, 5);
?>

Output

php codephp codephp codephp codephp code

It pads a string to a certain length with another string

Example

<?php
echo str_pad(“phpcode”,20,”z”);
?>

Output

phpcodezzzzzzzzzzzzz

It replaces some characters in a string (case-insensitive)

Example

<?php
echo  str_ireplace(“phpcodez”, “phpcode”, “phpcodez”);
?>

Output

phpcode

It parse a CSV string into an array

Example

<?php
echo “<pre>”;
print_r(str_getcsv(“php,code”));
?>

Output

fiArray
(
[0] => php
[1] => code
)

It parses input from a string according to a format

Example

<?php
$string = “first:php second:code”;
sscanf($string,”%s%s”,$first,$second);
echo $first.$second;
?>

Output

first:phpsecond:code

It returns a formatted string

Example

<?php
parse_str(“first=php&second=code”);
echo sprintf(“%s%s”,$first,$second);
?>

Output

phpcode

It calculates the  soundex key of a string

• A soundex key is a four character long alphanumeric string that represent English pronunciation of a word.
• The soundex() function can be used for spelling applications.
• The soundex() function creates the same key for similar sounding words.

Example

<?php
 echo soundex("phpcode");
 ?>

Output

P123