ç¨>æè
>>
>:ä¼è¦çæ件åæ¥çå
容ã
>>:ä¼ååæ件ä¸éå å
容ã
举ä¾è¯´æï¼ä¾æ¬¡æ§è¡å¦ä¸ä¸æ¡å½ä»¤ã
ls >1.txt //è¿ä¸ªå°±ä¼ælså½ä»¤çæ§è¡ç»æåå
¥å°1.txt
ls >>1.txt// è¿ä¸ªä¼å¨1.txtåæå
容çæ«å°¾éå lså½ä»¤æ§è¡çç»æã
ls >1.txt //è¿ä¸ªä¼æ1.txt ä¸ææçå
容æ¸
空ï¼ç¶ååælså½ä»¤æ§è¡ç»æåå
¥å°1.txt