ModifierKeys API in JavaScript PDF Viewer API control

Specifies a combination of key modifiers, on recognition of which the command will be executed.They are

• None - no modifiers are pressed
• Control - ctrl key
• Meta - meta key im mac
• Alt - alt key
• Shift - shift key
• Alt - Specifies the alt key as a key modifier.
• Control - Specifies the Ctrl key as a key modifier.
• Meta - Specifies the meta key in Mac.
• None - Specifies when no modifiers are pressed.
• Shift - Specifies the shift key as a key modifier.