quoted_printable_encode Convert a 8 bit string to a quoted-printable string &reftitle.description; stringquoted_printable_encode stringstr Returns a quoted printable string created according to RFC2045, section 6.7. This function is similar to imap_8bit, except this one does not require the IMAP module to work. &reftitle.parameters; str The input string. &reftitle.returnvalues; Returns the encoded string. &reftitle.seealso; quoted_printable_decode