① 濡备綍缁熻Linux涓鏂囦欢鍜屾枃浠跺す/鐩褰旷殑鏁伴噺
鍦ㄦ湰鏁欑▼涓锛屾垜浠灏嗗悜鎭ㄥ𪾢绀哄备綍浣跨敤澶氢釜锻戒护锛屽苟浣跨敤 ls銆乪grep銆亀c 鍜 find 锻戒护镓ц屼竴浜涢珮绾ф搷浣溿 涓嬮溃镄勫懡浠ゅ皢鍙鐢ㄥ湪澶氢釜鏂归溃銆
涓轰简瀹为獙锛屾垜镓撶畻镐诲叡鍒涘缓 7 涓鏂囦欢鍜 2 涓鏂囦欢澶锛5 涓甯歌勬枃浠跺拰 2 涓闅愯棌鏂囦欢锛夈 涓嬮溃镄 tree 锻戒护镄勮緭鍑烘竻妤氱殑灞旷ず浜嗘枃浠跺拰鏂囦欢澶瑰垪琛ㄣ
# tree -a /opt
/opt
铍溾攒铍magi
铍 铍斺攒铍2g
铍 铍溾攒铍test5.txt
铍 铍斺攒铍.test6.txt
铍溾攒铍test1.txt
铍溾攒铍test2.txt
铍溾攒铍test3.txt
铍溾攒铍.test4.txt
铍斺攒铍test.txt
2directories,7files
绀轰緥 1
缁熻″綋鍓岖洰褰旷殑鏂囦欢锛堜笉鍖呮嫭闅愯棌鏂囦欢锛夈 杩愯屼互涓嫔懡浠や互纭瀹氩綋鍓岖洰褰曚腑链夊氩皯涓鏂囦欢锛屽苟涓斾笉璁＄畻镣规枃浠讹纸LCTT 璇戞敞锛氱偣鏂囦欢鍗充互钬.钬 寮澶寸殑鏂囦欢锛屽畠浠鍦 Linux 榛樿ゆ槸闅愯棌镄勶级銆
# ls -l . | egrep -c '^-'
4
缁呜妭锛
ls 锛 鍒楀嚭鐩褰曞唴瀹
-l 锛 浣跨敤闀垮垪琛ㄦ牸寮
. 锛 鍒楀嚭链夊叧鏂囦欢镄勪俊鎭锛堥粯璁や负褰揿墠鐩褰曪级
| 锛 灏嗕竴涓绋嫔簭镄勮緭鍑哄彂阃佸埌鍙︿竴涓绋嫔簭杩涜岃繘涓姝ュ勭悊镄勬带鍒舵搷浣灭
egrep 锛 镓揿嵃绗﹀悎妯″纺镄勮
-c 锛 阃氱敤杈揿嚭鎺у埗
'^-' 锛 浠モ-钬濆紑澶寸殑琛岋纸ls -l 鍒楀嚭闀垮垪琛ㄦ椂锛岃岄栫殑 钬-钬 浠ｈ〃鏅阃氭枃浠讹级
绀轰緥 2
缁熻″綋鍓岖洰褰曞寘钖闅愯棌鏂囦欢鍦ㄥ唴镄勬枃浠躲 鍖呮嫭褰揿墠鐩褰曚腑镄勭偣鏂囦欢銆
# ls -la . | egrep -c '^-'
5
绀轰緥 3
杩愯屼互涓嫔懡浠ゆ潵璁℃暟褰揿墠鐩褰旷殑鏂囦欢鍜屾枃浠跺す銆 瀹冧细璁＄畻镓链夌殑鏂囦欢鍜岀洰褰曘
# ls -l | wc -l
5
缁呜妭锛
ls 锛 鍒楀嚭鐩褰曞唴瀹
-l 锛 浣跨敤闀垮垪琛ㄦ牸寮
| 锛 灏嗕竴涓绋嫔簭镄勮緭鍑哄彂阃佸埌鍙︿竴涓绋嫔簭杩涜岃繘涓姝ュ勭悊镄勬带鍒舵搷浣灭
wc 锛 杩欐槸涓涓缁熻℃疮涓鏂囦欢镄鎹㈣岀銆佸崟璇嶅拰瀛楄妭鏁扮殑锻戒护
-l 锛 杈揿嚭鎹㈣岀︾殑鏁伴噺