Result
Windows
Mac OS
Cursor to beginning of current word
Ctrl+Left Arrow
Option+Left Arrow
Cursor to next word
Ctrl+Right Arrow
Option+Right Arrow
Cursor to beginning/end of line
Home
Command+Left Arrow
Cursor to end of line
End
Command+Right Arrow
Select a word
Double-click
Select a line
Triple-click
Select a paragraph
Quadruple-click
Increase selection
Shift+Left Arrow, Right Arrow, Up Arrow, or Down Arrow
Select to beginning of line
Shift+Home
Command+Shift+Left Arrow
Select to end of line
Shift+End
Command+Shift+ Right Arrow
New line instead of paragraph
Shift+Enter
Shift+Return
Nonbreaking space
Shift+Spacebar
Option+Spacebar
Insert word break tag <WBR>, enabling the browser to hyphenate the work at the point of insertion
Ctrl+dash