PHP Programing language

String Function in PHP
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String Function

String functions are used  to manipulate a string or query information about a string. Some important String Functions are:

Some of the String functions are as follows:

Function Name Description
addcslashes() Returns a string with backslashes in front of the specified characters
addslashes() Returns a string with backslashes in front of predefined characters
bin2hex() Converts a string of ASCII characters to hexadecimal values
chop() Removes whitespace or other characters from the right end of a string
chr() Returns a character from a specified ASCII value
chunk_split() Splits a string into a series of smaller parts
crypt() One-way string encryption (hashing)
echo() Output one or more strings.
explode() Breaks a string into an array
fprintf() Writes a formatted string to a specified output stream
hex2bin() Converts a string of hexadecimal values to ASCII characters
htmlentities() Converts characters to HTML entities
implode() Returns a string from the elements of an array
join() Alias of implode()
lcfirst() Converts the first character of a string to lowercase
ltrim() Removes whitespace or other characters from the left side of a string
parse_str() Parses a query string into variables
print() Outputs one or more strings
printf() Outputs a formatted string
rtrim() Removes whitespace or other characters from the right side of a string
sprintf() Writes a formatted string to a variable
sscanf() Parses input from a string according to a format
str_replace() Replaces some characters in a string (case-sensitive)
str_split() Splits a string into an array
stripos() Returns the position of the first occurrence of a string inside another string (case-insensitive)
strlen() Returns the length of a string
strncmp() String comparison of the first n characters (case-sensitive)
strpos() Returns the position of the first occurrence of a string inside another string (case-sensitive)
strrchr() Finds the last occurrence of a string inside another string
strrev() Reverses a string
strripos() Finds the position of the last occurrence of a string inside another string (case-insensitive)
strrpos() Finds the position of the last occurrence of a string inside another string (case-sensitive)
strstr() Finds the first occurrence of a string inside another string (case-sensitive)
strtolower() Converts a string to lowercase letters
strtoupper() Converts a string to uppercase letters
trim() Removes whitespace or other characters from both sides of a string
ucfirst() Converts the first character of a string to uppercase
vprintf() Outputs a formatted string
vfprintf() Writes a formatted string to a specified output stream
vsprintf() Writes a formatted string to a variable
wordwrap() Wraps a string to a given number of characters
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