It convert all HTML entities to their applicable characters

Example

<?php
echo html_entity_decode(“PHP &amp; HTML”);
?>

Output

PHP & HTML

It decodes a hexadecimally encoded binary string

Example

<?php
echo hex2bin(“d706c6520686578206461”);
?>

It convert logical Hebrew text to visual text with newline conversion

It converts logical Hebrew text to visual text

It returns the translation table used by htmlspecialchars() and htmlentities()

Example

<?php
print_r (get_html_translation_table(HTML_ENTITIES));
?>

It writes a formatted string to a specified output stream

Example

<?php
$fp = fopen(“test.txt”,”w”);
echo fprintf($fp,”%s”,”phpcode”);
?>

Output

7

It splits a string by string

Example

<?php
echo “<pre>”;
print_r(explode(” “,”php jsp asp”));
?>

Output

Array
(
[0] => php
[1] => jsp
[2] => asp
)

It outputs one or more strings

Example

<?php
echo (“phpcode”);
?>

Output

phpcode

It returns a string encrypted using DES, Blowfish, or MD5 algorithms.

Example

<?php
echo crypt(“phpcode”);
?>

Output

$1$IPvU1z.J$K0G7fAVaDY7KBRpEJcB62/

It calculates a 32-bit CRC  for a string

Example

<?php
echo crc32(“phpcode”);
?>

Output

975211817