技术问答python寰幆璇诲彇鏂囦欢鍐呭鎬庝箞瀹炵幇 - 扬州沐宇科技

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沐宇首页互联网技术知识问答 python寰幆璇诲彇鏂囦欢鍐呭鎬庝箞瀹炵幇

扬州沐宇科技

2024-04-15 15:31:02

python

鍦≒ython涓紝鍙互浣跨敤open()鍑芥暟鏉ユ墦寮€鏂囦欢锛岀劧鍚庝娇鐢?code>read()鎴栬€?code>readlines()鏂规硶鏉ヨ鍙栨枃浠剁殑鍐呭銆傛帴鐫€鍙互浣跨敤寰幆鏉ラ亶鍘嗘枃浠剁殑鍐呭銆?/p>

浠ヤ笅鏄竴涓緥瀛愶細

# 鎵撳紑鏂囦欢
with open("example.txt", "r") as file:
    # 閫愯璇诲彇鏂囦欢鍐呭
    for line in file:
        print(line)

濡傛灉鎯充竴娆℃€ц鍙栨枃浠剁殑鎵€鏈夊唴瀹癸紝鍙互浣跨敤read()鏂规硶锛?/p>

# 鎵撳紑鏂囦欢
with open("example.txt", "r") as file:
    # 璇诲彇鏂囦欢鍐呭
    content = file.read()
    print(content)

鍙﹀锛屽鏋滄兂璇诲彇鎸囧畾琛屾暟鐨勫唴瀹癸紝鍙互浣跨敤readlines()鏂规硶锛?/p>

# 鎵撳紑鏂囦欢
with open("example.txt", "r") as file:
    # 璇诲彇鍓?琛屽唴瀹?/span>
    lines = file.readlines()[:5]
    for line in lines:
        print(line)