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PATH: opt / alt / ruby34 / share / ri / system / IO

U:RDoc::AnyMethod[iI"foreach:ETI"IO::foreach;TT:publico:RDoc::Markup::Document:@parts[*o:RDoc::Markup::Paragraph;	[I"DCalls the block with each successive line read from the stream.;To:RDoc::Markup::BlankLine�o;
;	[I"=When called from class \IO (but not subclasses of \IO), ;TI"Xthis method has potential security vulnerabilities if called with untrusted input; ;TI">see {Command Injection}[rdoc-ref:command_injection.rdoc].;T@o;
;	[I"DThe first argument must be a string that is the path to a file.;T@o;
;	[I"VWith only argument +path+ given, parses lines from the file at the given +path+, ;TI"2as determined by the default line separator, ;TI"3and calls the block with each successive line:;T@o:RDoc::Markup::Verbatim;	[I",File.foreach('t.txt') {|line| p line }
;T:@format0o;
;	[I"Output: the same as above.;T@o;
;	[I"LFor both forms, command and path, the remaining arguments are the same.;T@o;
;	[I"RWith argument +sep+ given, parses lines as determined by that line separator ;TI"8(see {Line Separator}[rdoc-ref:IO@Line+Separator]):;T@o;;	[I"2File.foreach('t.txt', 'li') {|line| p line }
;T;
0o;
;	[I"Output:;T@o;;	[
I""First li"
;TI""ne\nSecond li"
;TI""ne\n\nThird li"
;TI""ne\nFourth li"
;TI""ne\n"
;T;
0o;
;	[I"Each paragraph:;T@o;;	[I":File.foreach('t.txt', '') {|paragraph| p paragraph }
;T;
0o;
;	[I"Output:;T@o;;	[I"#"First line\nSecond line\n\n"
;TI"!"Third line\nFourth line\n"
;T;
0o;
;	[I"LWith argument +limit+ given, parses lines as determined by the default ;TI"4line separator and the given line-length limit ;TI"a(see {Line Separator}[rdoc-ref:IO@Line+Separator] and {Line Limit}[rdoc-ref:IO@Line+Limit]):;T@o;;	[I"/File.foreach('t.txt', 7) {|line| p line }
;T;
0o;
;	[I"Output:;T@o;;	[I""First l"
;TI"
"ine\n"
;TI""Second "
;TI""line\n"
;TI"
"\n"
;TI""Third l"
;TI"
"ine\n"
;TI""Fourth l"
;TI""line\n"
;T;
0o;
;	[I"-With arguments +sep+ and +limit+ given, ;TI" combines the two behaviors ;TI"V(see {Line Separator and Line Limit}[rdoc-ref:IO@Line+Separator+and+Line+Limit]).;T@o;
;	[I"/Optional keyword arguments +opts+ specify:;T@o:RDoc::Markup::List:
@type:BULLET:@items[o:RDoc::Markup::ListItem:@label0;	[o;
;	[I".{Open Options}[rdoc-ref:IO@Open+Options].;To;;0;	[o;
;	[I"B{Encoding options}[rdoc-ref:encodings.rdoc@Encoding+Options].;To;;0;	[o;
;	[I"){Line Options}[rdoc-ref:IO@Line+IO].;T@o;
;	[I"0Returns an Enumerator if no block is given.;T:
@fileI"	io.c;T:0@omit_headings_from_table_of_contents_below0I"
IO.foreach(path, sep = $/, **opts) {|line| block }       -> nil
IO.foreach(path, limit, **opts) {|line| block }          -> nil
IO.foreach(path, sep, limit, **opts) {|line| block }     -> nil
IO.foreach(...)                                          -> an_enumerator
;T0[�I"$(p1, p2 = v2, p3 = v3, p4 = {});T@uFI"IO;TcRDoc::NormalClass00

[+] ..
[-] raw-i.ri [edit]
[-] each_byte-i.ri [edit]
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[-] copy_stream-c.ri [edit]
[-] goto-i.ri [edit]
[-] erase_line-i.ri [edit]
[-] readchar-i.ri [edit]
[+] EINPROGRESSWaitReadable
[-] write-c.ri [edit]
[-] getch-i.ri [edit]
[-] isatty-i.ri [edit]
[-] readlines-i.ri [edit]
[-] ioctl-i.ri [edit]
[-] sysseek-i.ri [edit]
[-] try_convert-c.ri [edit]
[+] EINPROGRESSWaitWritable
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[-] binwrite-c.ri [edit]
[-] eof-i.ri [edit]
[-] ungetc-i.ri [edit]
[-] ttyname-i.ri [edit]
[+] generic_readable
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[-] winsize-i.ri [edit]
[-] nonblock%3d-i.ri [edit]
[-] set_encoding_by_bom-i.ri [edit]
[-] closed%3f-i.ri [edit]
[-] wait_readable-i.ri [edit]
[+] Buffer
[-] sync%3d-i.ri [edit]
[-] sysread-i.ri [edit]
[-] each_line-i.ri [edit]
[-] echo%3d-i.ri [edit]
[-] raw%21-i.ri [edit]
[-] cdesc-IO.ri [edit]
[-] read_nonblock-i.ri [edit]
[-] rewind-i.ri [edit]
[-] binmode%3f-i.ri [edit]
[-] close_on_exec%3f-i.ri [edit]
[-] write_nonblock-i.ri [edit]
[+] generic_writable
[-] expect-i.ri [edit]
[-] flush-i.ri [edit]
[-] lineno-i.ri [edit]
[-] stat-i.ri [edit]
[-] new-c.ri [edit]
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[-] cooked%21-i.ri [edit]
[-] wait-i.ri [edit]
[-] getc-i.ri [edit]
[-] clear_screen-i.ri [edit]
[-] external_encoding-i.ri [edit]
[-] readpartial-i.ri [edit]
[-] seek-i.ri [edit]
[-] close_read-i.ri [edit]
[-] getpass-i.ri [edit]
[-] nread-i.ri [edit]
[-] tty%3f-i.ri [edit]
[-] pipe-c.ri [edit]
[-] read-c.ri [edit]
[-] sync-i.ri [edit]
[-] cooked-i.ri [edit]
[-] erase_screen-i.ri [edit]
[-] putc-i.ri [edit]
[+] ConsoleMode
[-] to_path-i.ri [edit]
[-] set_encoding-i.ri [edit]
[-] cursor%3d-i.ri [edit]
[-] lineno%3d-i.ri [edit]
[-] close-i.ri [edit]
[-] select-c.ri [edit]
[+] EAGAINWaitWritable
[-] each-i.ri [edit]
[-] fcntl-i.ri [edit]
[-] pos-i.ri [edit]
[-] open-c.ri [edit]
[-] reopen-i.ri [edit]
[+] TimeoutError
[+] EWOULDBLOCKWaitWritable
[-] readline-i.ri [edit]
[-] pid-i.ri [edit]
[-] cursor_right-i.ri [edit]
[-] wait_writable-i.ri [edit]
[-] path-i.ri [edit]
[-] nonblock%3f-i.ri [edit]
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[-] each_char-i.ri [edit]
[-] wait_priority-i.ri [edit]
[-] goto_column-i.ri [edit]
[-] to_i-i.ri [edit]
[-] check_winsize_changed-i.ri [edit]
[+] WaitReadable
[-] fsync-i.ri [edit]
[-] cursor_down-i.ri [edit]
[-] pos%3d-i.ri [edit]
[-] pread-i.ri [edit]
[-] each_codepoint-i.ri [edit]
[-] pressed%3f-i.ri [edit]
[-] timeout%3d-i.ri [edit]
[-] syswrite-i.ri [edit]
[-] timeout-i.ri [edit]
[-] gets-i.ri [edit]
[-] cursor-i.ri [edit]
[-] ungetbyte-i.ri [edit]
[-] for_fd-c.ri [edit]
[-] ready%3f-i.ri [edit]
[-] winsize%3d-i.ri [edit]
[-] internal_encoding-i.ri [edit]
[-] fdatasync-i.ri [edit]
[-] iflush-i.ri [edit]
[-] popen-c.ri [edit]
[-] binread-c.ri [edit]
[-] read-i.ri [edit]
[-] sysopen-c.ri [edit]
[-] beep-i.ri [edit]
[-] advise-i.ri [edit]
[-] scroll_backward-i.ri [edit]
[-] pathconf-i.ri [edit]
[-] write-i.ri [edit]
[-] console_mode%3d-i.ri [edit]
[-] autoclose%3d-i.ri [edit]
[-] inspect-i.ri [edit]
[+] WaitWritable
[-] close_write-i.ri [edit]
[-] tell-i.ri [edit]
[-] fileno-i.ri [edit]
[-] cursor_left-i.ri [edit]
[+] EWOULDBLOCKWaitReadable
[-] print-i.ri [edit]
[-] foreach-c.ri [edit]
[-] eof%3f-i.ri [edit]
[-] console-c.ri [edit]
[-] to_io-i.ri [edit]
[-] noecho-i.ri [edit]
[+] EAGAINWaitReadable