XLIX. String functions
These functions all manipulate strings in various ways. Some more
specialized sections can be found in the regular expression and URL
handling sections.
- Table of Contents
- AddSlashes — quote string with slashes
- bin2hex — convert binary data into hexadecimal representation
- Chop — remove trailing whitespace
- Chr — return a specific character
- chunk_split — Split a string into smaller chunks
- convert_cyr_string — Convert from one Cyrillic character set to another
- crypt — DES-encrypt a string
- echo — output one or more strings
- explode — split a string by string
- flush — flush the output buffer
- get_meta_tags — Extracts all meta tag content attributes from a file
and returns an array
- htmlspecialchars — Convert special characters to HTML entities.
- htmlentities — Convert all applicable characters to HTML entities.
- implode — join array elements with a string
- join — join array elements with a string
- ltrim — Strip whitespace from the beginning of a string.
- md5 — calculate the md5 hash of a string
- nl2br — Converts newlines to HTML line breaks.
- Ord — return ASCII value of character
- parse_str — parses the string into variables
- print — output a string
- printf — output a formatted string
- quoted_printable_decode — Convert a quoted-printable string to an 8 bit string
- QuoteMeta — quote meta characters
- rawurldecode — decode URL-encoded strings
- rawurlencode — URL-encode according to RFC1738
- setlocale — set locale information
- similar_text — calculate the similarity between two strings
- soundex — calculate the soundex key of a string
- sprintf — return a formatted string
- strchr — Find the first occurrence of a character.
- strcmp — binary safe string comparison
- strcspn — find length of initial segment not matching mask
- strip_tags — Strip HTML and PHP tags from a string
- StripSlashes — un-quote string quoted with addslashes
- strlen — get string length
- strrpos — Find position of last occurrence of a char in a string.
- strpos — Find position of first occurrence of a string.
- strrchr — Find the last occurrence of a character in a string.
- strrev — Reverse a string.
- strspn — find length of initial segment matching mask
- strstr — Find first occurrence of a string.
- strtok — tokenize string
- strtolower — Make a string lowercase.
- strtoupper — Make a string uppercase.
- str_replace — Replace all occurrences of needle in haystack with str
- strtr — Translate certain characters.
- substr — Return part of a string.
- trim — Strip whitespace from the beginning and end of a string.
- ucfirst — Make a string's first character uppercase
- ucwords — Uppercase the first character of each word in a string