有猿人

摘要： 装饰器: 1 import time 2 def cal(l): 3 start_time=time.time() 4 res=0 5 for i in l: 6 time.sleep(0.1) 7 res+=i 8 stop_time = time.time() 9 print('函数的运行时间是 阅读全文

摘要： 统一刷表:update report set pdfPath= CONCAT(pdfPath ,substring_index(fileLink, '\\', -1));update report set pdfPath = "D://report//gsyj//1_1000//" 阅读全文