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| -rw-r--r-- | pod/perlfunc.pod | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/pod/perlfunc.pod b/pod/perlfunc.pod index ed3f2dc6a3..f058baff7c 100644 --- a/pod/perlfunc.pod +++ b/pod/perlfunc.pod @@ -3506,12 +3506,13 @@ with the wrong number of RANDBITS.) =item read FILEHANDLE,SCALAR,LENGTH Attempts to read LENGTH bytes of data into variable SCALAR from the -specified FILEHANDLE. Returns the number of bytes actually read, -C<0> at end of file, or undef if there was an error. SCALAR will be grown -or shrunk to the length actually read. An OFFSET may be specified to -place the read data at some other place than the beginning of the -string. This call is actually implemented in terms of stdio's fread(3) -call. To get a true read(2) system call, see C<sysread>. +specified FILEHANDLE. Returns the number of bytes actually read, C<0> +at end of file, or undef if there was an error. SCALAR will be grown +or shrunk to the length actually read. If SCALAR needs growing, the +new bytes will be zero bytes. An OFFSET may be specified to place +the read data into some other place in SCALAR than the beginning. +The call is actually implemented in terms of stdio's fread(3) call. +To get a true read(2) system call, see C<sysread>. =item readdir DIRHANDLE |