[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fd5LndKX-PgGyZ-srBVHRZgbWODYY2wW_QPzcG6XGGz8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2026-01-16 06:43:44",313145652,[8,9,10,11],"6","7","5","4",{"courseId":13,"courseImg":14,"courseName":15},"29716e369f7365fab0618a631154fee8","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9c1e48361b00f3ee2086f4e259ed792b.jpg","Python基础","执行代码`s = 'abcde'; len(s)`的结果是什么",[18,29,32,41,49,57,62,71,80,89],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],313145651,[22,23,24,25],"将字符串中的所有old字符替换为new字符","将字符串中的第一个old字符替换为new字符","将字符串中的new字符替换为old字符","删除字符串中的old字符","字符串方法`replace(old, new)`的作用是什么","v1",0,{"answer":30,"createTime":5,"id":6,"options":31,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":27,"type":28},[],313145653,[36,37,38,39],"True","None","Error","False","执行代码`s = 'hello'; s.endswith('lo')`的结果是什么",{"answer":42,"createTime":5,"id":43,"options":44,"question":48,"source":27,"type":28},[],313145654,[45,38,46,47],"3","['abc', 'abc', 'abc']","'abcabcabc'","执行代码`s = 'abc'; s *3`的结果是什么",{"answer":50,"createTime":5,"id":51,"options":52,"question":56,"source":27,"type":28},[],313145655,[37,53,54,55],"1","-1","0","字符串的索引从哪个位置开始",{"answer":58,"createTime":5,"id":59,"options":60,"question":61,"source":27,"type":28},[],313145656,[38,39,36,37],"执行代码`s = 'Hello, World!'; s.startswith('Hell')`的结果是什么",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":27,"type":28},[],313145657,[66,67,68,69],"['apple', 'banana', 'orange']","'apple banana orange'","['apple', 'banana', 'orange', '']","['apple', 'banana', 'orange', ',']","执行代码`s = 'apple,banana,orange'; s.split(',')`的结果是什么",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":27,"type":28},[],313145658,[75,76,77,78],"使用 .lower() 和 .replace() 方法","使用正则表达式","遍历字符串并手动构建新字符串","Python没有直接的方法可以一步完成这个转换","字符串 "Python is awesome!" 转换为 "python_is_awesome!" (小写并用下划线替换空格)的最佳方法是",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":27,"type":28},[],313145659,[84,85,86,87],"'bcde'","'cde'","'def'","'bcd'","执行代码`s = 'abcdefg'; s[2:5]`的结果是什么",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":27,"type":28},[],313145660,[93,94,95,96],"'ef'","'fg'","'de'","'ed'","执行代码`s = 'abcdefg'; s[-3:-1]`的结果是什么"]