Tag Archives: String functions

String functions

  • 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.
Share