(...2) (..2) 1...2 foo[...2] { foo: ...bar } (1...) 1..2 { foo: ..bar } (1..) 1 .. ..1 1.. && 2 1.. == 2 1.. != 2 1.. === 2 1.. <=> 2 1.. =~ 2 1.. !~ 2 1.. < 2 1.. > 2 1.. <= 2 1.. >= 2 1.. << 2 1.. >> 2 1.. + 2 1.. - 2