yitz_ 1343530341 learn copy/paste from 'man bash': If |& is used, the standard error of command is connected to command2's standard input through the pipe; it is shorthand for 2>&1 |. geirha 1606401336 forget geirha 1606401341 learn If |& is used, the standard error of command is connected to command2's standard input through the pipe; it is shorthand for 2>&1 | JAA 1749012402 forget JAA 1749012428 learn If |& is used, command1's standard error, in addition to its standard output, is connected to command2's standard input through the pipe; it is shorthand for 2>&1 |. JAA 1749012581 forget JAA 1749012620 learn If command1 |& command2 is used, command1's standard error, in addition to its standard output, is connected to command2's standard input through the pipe; it is shorthand for command1 2>&1 | command2.