Re: triming utf8 (?) a string

On Mon, Jul 09, 2007 at 07:45:10AM -0700, Jim Lucas wrote: > Rick Pasotto wrote: > >On Sun, Jul 08, 2007 at 06:30:54PM -0700, Jim Lucas wrote: > >>Rick Pasotto wrote: > >>>I'm using the PEAR Crypt_Blowfish module. When I decrypt the encrypted > >>>string the result is the original plus some '\ufffd' bytes. How can I > >>>get rid of those extra bytes? I've tried both trim($x,'\ufffd') and > >>>trim($x,utf8_decode('\ufffd')). > >>> > >>trim() is meant to remove chars from the beginning and ending of a string. > >> > >>http://us2.php.net/str_replace is meant to remove a set > >>of chars from a > >>string. Anywhere within the string. > > > >But it *is* a single char that I'm wanting to remove (multiple times). > >Perhaps you are confusing a char with a byte? > > Nope, not confused, but I ASSUMED that maybe the chars were not at the > beginning or ending of the string, but somewhere in the middle. ( you > didn't say where the chars were ) Yes, I did. "the original *plus* some '\ufffd' bytes" clearly means that they were added at the end. > And since you were using trim(), that you were using the wrong function. > Which only works on the beginning and ending of a string. I wanted to remove the characters that were added at the *end* of the string. -- "Blaming 'society' makes it awfully easy for a person of weak character to shrug off his own responsibility for his actions." -- Stanley Schmidt Rick Pasotto rick@niof.net http://www.niof.net