[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fCofDUibsekoGxQw6QBPLNnvGvjnhWbSUGdpV_M5symo":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":17,"related":18,"source":25,"type":26},[],"2024-05-31 20:05:06",147631494,[8,9],"正确","错误",{"count":11,"courseId":12,"courseImg":13,"courseName":14,"workId":15,"workName":16},118,"c39bade86d28916c51de97a0e83d1da9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd5bf2a36dd7ba802ea1456748dafd4d3.png","动态Web技术","work_35306793","第四章 网络层 练习题","php变量使用之前需要定义变量类型.( )",[19,27,32,37,42,45,50,55,60,66],{"answer":20,"createTime":21,"id":22,"options":23,"question":24,"source":25,"type":26},[],"2024-05-31 20:05:05",147631489,[8,9],"php中布尔类型数据只有两个值:真和假.( )","v1",3,{"answer":28,"createTime":5,"id":29,"options":30,"question":31,"source":25,"type":26},[],147631490,[8,9],"php中连接两个字符串的符号是"+ ".( )",{"answer":33,"createTime":5,"id":34,"options":35,"question":36,"source":25,"type":26},[],147631492,[8,9],"php可以使用"scanf"来打印输出结果.( )",{"answer":38,"createTime":5,"id":39,"options":40,"question":41,"source":25,"type":26},[],147631493,[8,9],"每个语句结尾都要加";"来表示语句结束. ( )",{"answer":43,"createTime":5,"id":6,"options":44,"question":17,"source":25,"type":26},[],[8,9],{"answer":46,"createTime":5,"id":47,"options":48,"question":49,"source":25,"type":26},[],147631495,[8,9],"在php中"=="的意思是"等于".( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":54,"source":25,"type":26},[],147631496,[8,9],"while和do-while语句都是先判断条件再执行循环体.( )",{"answer":56,"createTime":5,"id":57,"options":58,"question":59,"source":25,"type":26},[],147631497,[8,9],""break "代表的意思是跳出循环.( )",{"answer":61,"createTime":62,"id":63,"options":64,"question":65,"source":25,"type":26},[],"2024-05-31 20:05:07",147631498,[8,9],"若定义数组时省略关键字key,则第三个数组元素的关键字为3.( )",{"answer":67,"createTime":62,"id":68,"options":69,"question":70,"source":25,"type":26},[],147631499,[8,9],"mysql数据库中查询数据用select语句.( )"]