Removes leading and trailing whitespace from the receiver. Returns the altered receiver, or nil
if there was no change.
Refer to String#strip
for the definition of whitespace.
" hello ".strip! #=> "hello" "hello".strip! #=> nil
Returns a copy of the receiver with leading whitespace removed. See also String#rstrip
and String#strip
.
Refer to String#strip
for the definition of whitespace.
" hello ".lstrip #=> "hello " "hello".lstrip #=> "hello"
Returns a copy of the receiver with trailing whitespace removed. See also String#lstrip
and String#strip
.
Refer to String#strip
for the definition of whitespace.
" hello ".rstrip #=> " hello" "hello".rstrip #=> "hello"
Removes leading whitespace from the receiver. Returns the altered receiver, or nil
if no change was made. See also String#rstrip!
and String#strip!
.
Refer to String#strip
for the definition of whitespace.
" hello ".lstrip! #=> "hello " "hello ".lstrip! #=> nil "hello".lstrip! #=> nil
Removes trailing whitespace from the receiver. Returns the altered receiver, or nil
if no change was made. See also String#lstrip!
and String#strip!
.
Refer to String#strip
for the definition of whitespace.
" hello ".rstrip! #=> " hello" " hello".rstrip! #=> nil "hello".rstrip! #=> nil
Returns the string being scanned.
Changes the string being scanned to str
and resets the scanner. Returns str
.
Returns help string of OLE method. If the help string is not found, then the method returns nil.
tobj = WIN32OLE_TYPE.new('Microsoft Internet Controls', 'IWebBrowser') method = WIN32OLE_METHOD.new(tobj, 'Navigate') puts method.helpstring # => Navigates to a URL or file.
Returns help string.
tobj = WIN32OLE_TYPE.new('Microsoft Internet Controls', 'IWebBrowser') puts tobj.helpstring # => Web Browser interface
Returns a frozen copy of the string passed in to match
.
m = /(.)(.)(\d+)(\d)/.match("THX1138.") m.string #=> "THX1138."
Returns arg as a String
.
First tries to call its to_str
method, then its to_s
method.
String(self) #=> "main" String(self.class) #=> "Object" String(123456) #=> "123456"
USE OF RIPPER LIBRARY ONLY.
Strips up to width
leading whitespaces from input
, and returns the stripped column width.
USE OF RIPPER LIBRARY ONLY.
Strips up to width
leading whitespaces from input
, and returns the stripped column width.
Returns a string containing the IP address representation in canonical form.