[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f0YH3P3qWEs4n1SClLWGRdkXMjw6oy5aE0sOZgQt5VAY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":21,"type":22},[],"2026-03-31 12:23:38",332065992,[8,9,10,11],"0","10","-1","1",{"courseId":13,"courseImg":14,"courseName":15},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","已知字符串 s = "cat,dog,fox,cat,bear",执行 s.find('cat') 的结果是",[18,23,32,39,48,57,66,75],{"answer":19,"createTime":5,"id":6,"options":20,"question":16,"source":21,"type":22},[],[8,9,10,11],"v1",0,{"answer":24,"createTime":5,"id":25,"options":26,"question":31,"source":21,"type":22},[],332065993,[27,28,29,30],"9","14","-2","8","已知字符串 s = "sun,moon,star,sun",执行 s.rfind('sun') 的结果是",{"answer":33,"createTime":5,"id":34,"options":35,"question":38,"source":21,"type":22},[],332065994,[11,36,37,8],"2","3","已知字符串 s = "red,green,blue,red",执行 s.count('red') 的结果是",{"answer":40,"createTime":5,"id":41,"options":42,"question":47,"source":21,"type":22},[],332065995,[43,44,45,46],"['apple:', 'banana:', 'peach']","['apple:banana:peach']","'applebananapeach'","['apple', 'banana', 'peach']","已知字符串 s = "apple:banana:peach",执行 s.split(':') 的结果是",{"answer":49,"createTime":5,"id":50,"options":51,"question":56,"source":21,"type":22},[],332065996,[52,53,54,55],"('hello-world', '-', 'python')","('hello', '-', 'world-python')","('hello', 'world-python', '-')","('hello-world-python', '', '')","已知字符串 s = "hello-world-python",执行 s.partition('-') 的结果是",{"answer":58,"createTime":5,"id":59,"options":60,"question":65,"source":21,"type":22},[],332065997,[61,62,63,64],"'book pen pencil'","['book', '-', 'pen', '-', 'pencil']","'book-pen-pencil'","'bookpenpencil'","已知列表 li = ['book', 'pen', 'pencil'],执行 '-'.join(li) 的结果是",{"answer":67,"createTime":5,"id":68,"options":69,"question":74,"source":21,"type":22},[],332065998,[70,71,72,73],""I love programming"",""I LOVE PROGRAMMING"",""I Love Programming"",""i LOVE PROGRAMMING"","已知字符串 s = "i love programming",执行 s.title() 的结果是",{"answer":76,"createTime":5,"id":77,"options":78,"question":83,"source":21,"type":22},[],332065999,[79,80,81,82],""pythondemo"",""python demo "","" python demo"",""python demo"","已知字符串 s = " python demo ",执行 s.strip() 的结果是"]