技术问答python readline鏂规硶鎬庝箞浣跨敤 - 扬州沐宇科技

readline()鏂规硶鍦≒ython涓敤浜庝粠鏂囦欢涓寜琛岃鍙栨暟鎹€傚畠鐨勫熀鏈娉曞涓嬶細

file.readline()

鍏朵腑锛宖ile鏄竴涓凡缁忔墦寮€鐨勬枃浠跺璞°€傝繖涓柟娉曚細浠庢枃浠剁殑褰撳墠浣嶇疆寮€濮嬭鍙栦竴琛屾暟鎹紝骞跺皢鏂囦欢鎸囬拡绉诲姩鍒颁笅涓€琛岀殑寮€澶淬€?/p>

浠ヤ笅鏄鍙栨枃浠跺唴瀹瑰苟閫愯鎵撳嵃鐨勪竴涓ず渚嬶細

file = open("example.txt", "r")
line = file.readline()
while line:
    print(line)
    line = file.readline()
file.close()

鍦ㄤ笂杩扮ず渚嬩腑锛屾垜浠鍏堟墦寮€涓€涓悕涓篹xample.txt鐨勬枃浠讹紝骞朵互鍙妯″紡锛堚€渞鈥濓級鎵撳紑銆傜劧鍚庯紝鎴戜滑浣跨敤readline()鏂规硶璇诲彇鏂囦欢鐨勭涓€琛岋紝骞跺皢鍏跺瓨鍌ㄥ湪鍙橀噺line涓€傜劧鍚庯紝鎴戜滑浣跨敤while寰幆閬嶅巻鏂囦欢鐨勬瘡涓€琛岋紝鎵撳嵃姣忎竴琛岀殑鍐呭锛屽苟鍐嶆浣跨敤readline()鏂规硶璇诲彇涓嬩竴琛屻€傚惊鐜細涓€鐩存墽琛岋紝鐩村埌readline()鏂规硶杩斿洖涓€涓┖瀛楃涓诧紝琛ㄧず鏂囦欢宸茬粡璇诲彇瀹屾瘯銆傛渶鍚庯紝鎴戜滑鍏抽棴鏂囦欢銆?/p>