PHP Code

<script type=”text/javascript”>
if(window.location.href.indexOf(“https:”) > -1) {
alert(“its a secure URL”);
}
</script>

<script type=”text/javascript”>
var string=”PHPCode”;
string=string.replace(“Code”,”Codez”);
alert(string);
</script>

• addcslashes - It  returns a string with backslashes in front of the specified characters
• addslashes - It  returns a string with backslashes in front of the specified characters
• bin2hex - It convert binary data into hexadecimal representation
• chop - Its an alias of rtrim()
• chr - It returns a character based on ASCII value
• chunk_split - It splits a string into smaller chunks
• convert_cyr_string - It converts from one Cyrillic character set to another
• convert_uudecode - It decodes a uuencoded string
• convert_uuencode - It Uuencode a string
• count_chars - It return information about characters used in a string
• crc32 - It calculates a 32-bit CRC  for a string
• crypt - It returns a string encrypted using DES, Blowfish, or MD5 algorithms.
• echo() - It outputs one or more strings
• explode - It splits a string by string
• fprintf - It writes a formatted string to a specified output stream
• get_html_translation_table - It returns the translation table used by htmlspecialchars() and htmlentities()
• hebrev - It converts logical Hebrew text to visual text
• hebrevc -It convert logical Hebrew text to visual text with newline conversion
• hex2bin - It decodes a hexadecimally encoded binary string
• html_entity_decode - It convert all HTML entities to their applicable characters
• htmlentities - It convert all applicable characters to HTML entities
• htmlspecialchars_decode - It convert special HTML entities back to characters
• htmlspecialchars - It convert special characters to HTML entities
• implode - It joins array elements with a string
• join - Its an alias of implode()
• lcfirst - It make a string’s first character lowercase
• levenshtein - It calculate Levenshtein distance between two strings
• localeconv - It returns numeric formatting information
• ltrim - It strips whitespace from the beginning of a string
• md5_file - It calculates the md5 hash of a given file
• md5 - It calculates the md5 hash of a string
• metaphone - It calculate the metaphone key of a string
• money_format - It formats a number as a currency string
• nl_langinfo - It returns specific local information.
• nl2br - It inserts HTML line breaks before all newlines in a string
• number_format - It format a number with grouped thousands
• ord - It return ASCII value of character
• parse_str - It parses the string into variables
• print - It outputs a string
• printf - It output a formatted string
• quoted_printable_decode - It decodes a quoted-printable string to an 8-bit ASCII string
• quoted_printable_encode - It convert a 8 bit string to a quoted-printable string
• quotemeta - It adds backslashes in front of some predefined characters in a string.
• rtrim - It strips whitespace from the end of a string
• setlocale - It sets locale information
• sha1_file - It calculates the SHA-1 hash of a file
• sha1 - It calculates the SHA-1 hash of a file
• similar_text - It calculates the similarity between two strings
• soundex - It calculates the  soundex key of a string
• sprintf - It returns a formatted string
• sscanf - It parses input from a string according to a format
• str_getcsv - It parse a CSV string into an array
• str_ireplace - It replaces some characters in a string (case-insensitive)
• str_pad - It pads a string to a certain length with another string
• str_repeat - It repeats a string
• str_replace - It replace all occurrences of the search string with another string
• str_rot13 - It perform the rot13 transform on a string
• str_shuffle - It randomly shuffles a string
• str_split - It convert a string to an array
• str_word_count - It return the number of words in a string
• strcasecmp - It compares two strings (case-insensitive)
• strchr - Its an alias of strstr() and find the first occurrence of a string
• strcmp - It compares two strings
• strcoll - It compares two strings based on locale setting
• strcspn - It returns the number of characters found in a string before any part of the specified characters are found.
• strip_tags - It  strips HTML and PHP tags from a string
• stripcslashes - It removes backslashes added by the addcslashes() function
• stripos - It returns the position of the first occurrence of a string inside another string
• stripslashes - It removes backslashes added by the addslashes() function.
• stristr - It find the first occurrence of a string(case insensitive)
• strlen - It find the string length
• strnatcasecmp - It compares two strings using a “natural” algorithm.
• strnatcmp - It compares two strings using a “natural” algorithm.
• strncasecmp - It compares two strings
• strncmp - It compares  first n characters (case-sensitive) of a strings
• strpbrk - It searches a string for any of the specified characters.
• strpos - It finds the position of the first occurrence of a substring in a string
• strrchr - It finds the last occurrence of a character in a string
• strrev - It reverse a string
• strripos - It find the position of the last occurrence of a  substring in a string(case-insensitive)
• strrpos - It finds the position of the last occurrence of a  substring in a string
• strspn - It returns the number of characters found in the string that contains only characters from the charlist.
• strstr - It finds the first occurrence of a string
• strtok - It splits a string into smaller strings
• strtolower - It makes a string lowercase
• strtoupper - It makes a string uppercase
• strtr - It translate characters or replace substrings
• substr_compare - It compares two strings from a specified start position
• substr_count - It counts the number of substring occurrences
• substr_replace - It replace text within a portion of a string
• substr - It returns part of a string
• trim - It strips whitespace from the beginning and end of a string
• ucfirst - It  make a string’s first character uppercase
• ucwords - It converts the first character of each word in a string to uppercase
• vfprintf - It writes a formatted string to a specified output stream
• vprintf - It output a formatted string
• vsprintf - It return a formatted string
• wordwrap - It wraps a string into new lines when it reaches a specific length.

We can find out the position using the function strpos() that will return the position of a character

Example

<?php
$string=”phpcodez.com”;
echo strpos($string,”.”) // 8
?>

<?php echo $this->baseurl ?>
<?php echo JURI::base(); ?>

<?php
 $testArray = array("value1", "value2", "value3", "value4");
 $testRand = array_rand($testArray, 2);
 echo $testArray[$testRand[0]];
?>

<?php
 $testArray = array("p", "c", "z", "a");
 rsort($testArray);
 print_r($testArray);
 //Array ( [0] => z [1] => p [2] => c [3] => a )
?>

<?php
 $testArray = array("p", "c", "z", "a");
 sort($testArray);
 print_r($testArray);
 //Array ( [0] => a [1] => c [2] => p [3] => z )
?>