f1 = open('bill_copy.txt', 'w', encoding='UTF-8') # "w"模式下每次写入会将原有数据清楚``with open('bill.txt', 'r', encoding='UTF-8') as f: # 这种会自动使用close文件` `for line in f:` `if '测试' in line:` `continue` `else:` `f1.write(line)``f1.close()
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f1 = open('bill_copy.txt', 'w', encoding='UTF-8') # "w"模式下每次写入会将原有数据清楚``f2 = open('bill.txt', 'r', encoding='UTF-8')``for line in f2:` `line1 = line.strip()` `line2 = line1.split(',')` `if line2[4] == '测试':` `continue` `else:` `f1.write(line)``f1.close()``f2.close()