[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fIQQAmk8GCE4i2V5sX88yBGtjtP1D1WTLm3KRmcH3CF0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-01-07 19:34:43",128636992,[8,9,10,11],"o h o","o e o","l h l","l e o",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},24,"f9fe045eace42f03e5d60a078bb550ad","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff31562443a241b3e96f219c96f6ff25d.jpg","Python程序设计","work_31281119","作业8 字符串","下面这段代码执行后输出结果是() print('hello'[4]) s='hello' print(s[1]) length=len(s) print(s[length-1])",[21,32,41,50,59,66,75,84,93,102],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],128636968,[25,26,27,28],"22计一,张三;22计1,李四;22计算机1,王五;22计1,赵六","22计算机1,张三;22计1,李四;22计一,王五;22计1,赵六","22计算机1,张三;22计1,李四;22计算机1,王五;22计1,赵六","22计算机1,张三;22计算机1,李四;22计算机1,王五;22计算机1,赵六","以下代码段执行后,输出结果是() sentence="22计一,张三;22计1,李四;22计一,王五;22计1,赵六" sentence=sentence.replace('计一','计算机1') print(sentence)","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],128636969,[36,37,38,39],"lower()","title()","upper()","capitalize()","下列方法中,可以将字符串中的字母全部转换为大写的是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],128636970,[45,46,47,48],"46 =*5","1234 =","1234 =====","46 =====","下列代码执行后输出结果是() s1 = '12' s2='34' print(s1+s2) print('='*5)",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],128636973,[54,55,56,57],"%","以上全部","format()","f-string","下列选项中,用于格式化字符串的是( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":65,"source":30,"type":31},[],128636974,[63,63,64,63],"I love you","I\\nlove\\tyou","下面代码执行后输出结果是() s = 'I\\nlove\\tyou' print(s)",{"answer":67,"createTime":5,"id":68,"options":69,"question":74,"source":30,"type":31},[],128636977,[70,71,72,73],"善友信诚业 文明","善友信诚业 明文","明文主民强 文明","明文主民强富 文明","以下代码执行后输出结果是() str='富强民主文明和谐,自由平等公正法治,爱国敬业诚信友善' print(str[5:0:-1]) print(str[4:6])",{"answer":76,"createTime":5,"id":77,"options":78,"question":83,"source":30,"type":31},[],128636982,[79,80,81,82],"字符串可以使用单引号、双引号和三引号定义","格式符均由%和说明转换类型的字符组成","转义字符\\n表示换行","字符串创建后可以被修改","关于字符串的说法中,下列描述错误的是( )",{"answer":85,"createTime":5,"id":86,"options":87,"question":92,"source":30,"type":31},[],128636986,[88,89,90,91],"1311","213113","311","21311","下面代码执行后输出结果是() print('-213113'.strip('+-23'))",{"answer":94,"createTime":5,"id":95,"options":96,"question":101,"source":30,"type":31},[],128636990,[97,98,99,100],"8","9","7","10","以下代码执行后,输出结果是() sentence="22计一,张三;22计1,李四;22计一,王五;22计1,赵六" count=0 for char in sentence: if char.isdigit(): count+=1 print(count)",{"answer":103,"createTime":5,"id":6,"options":104,"question":19,"source":30,"type":31},[],[8,9,10,11]]