銆奊it灏忎功銆嬬瑪璁帮細2 瀹夎

Posted 2020-08-04

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git --version

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git config --global user.name "Your Name"

git config --global user.email "[email protected]"

鍋氬疄楠岀殑璇濓紝鐢?

Line1

Line2

Line3

浣滀负娴嬭瘯鏂囦欢鍐呭锛屽ぇ鍐橪鏄负浜嗕究浜庡尯鍒嗗惂锛屼篃娌″繀瑕佹€曞啓涓€涓ぇ鍐橪锛屽洜涓洪噸瑕佺殑澶у啓L杩欎釜褰㈠紡

echo Line1 > file

echo go > file 绱ц窡涔嬪悗鍒涘缓鍐呭锛?/span>涓嶅锛屼細鍒犻櫎鏂囦欢鍐呭Line1锛岀劧鍚庤緭鍏o

echo Line2 >> file 鍒涘缓鏂拌

sed 鈥榮/Line1/LineI/g鈥?file 淇敼鏂囦欢鍐呭

sed Stream EDitor 娴佺紪杈戝櫒锛屾劅瑙夌敤杩欎釜鏂逛究澶氫簡锛屼竴鏉ヤ笉鐢ㄦ墦寮€鏂囦欢锛屼簩鏉ョ敤姝ｅ垯琛ㄨ揪寮忕洿鎺ユ搷浣滄枃浠讹紝鍙互鐢?i "file.bak"鐢熸垚澶囦唤鏂囦欢鐨?/span>

"鍦∣S X涓婅繍琛岀殑璇?锛宻ed鍛戒护蹇呴』閫氳繃鍙傛暟-i鎸囧畾澶囦唤鏂囦欢锛屼互渚胯鎿嶄綔鍚庝娇鐢ㄥ浠芥枃浠舵仮澶嶃€備絾鏄湪鏈功鐨勫疄楠屼腑骞舵棤姝ゅ繀瑕侊紝鍥犳鍙互浼犻€掍竴涓┖瀛楃涓茬粰瀹冿紝鍏虫帀杩欎釜鐗规€э細"

sed -i 鈥樷€?鈥榮/Line1/LineI/g鈥?file鍏虫帀澶囦唤鐗规€?

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