(PHP 4, PHP 5, PHP 7) Quote string with slashes

(PHP 4, PHP 5, PHP 7) Return ASCII value of character

(PHP 4, PHP 5, PHP 7) Convert a quoted-printable string to an 8 bit string

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Calculate the sha1 hash of a file

(PHP 4, PHP 5, PHP 7) Make a string uppercase

(PHP 4, PHP 5, PHP 7) Repeat a string string

(PHP 5, PHP 7) Write a formatted string to a stream

(PHP 4, PHP 5, PHP 7) Find length of initial segment not matching mask

(PHP 4, PHP 5, PHP 7) Parses the string into variables

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Calculates the md5 hash of a given file