[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fIVQ1xm0a5jIAg16gW3dfHnqaCb9X1Z5Y7Xd9X3bgPBE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-03-24 16:39:45",180144327,[8,9,10,11],"["a" => "apple", "b" => "banana", "a" => "avocado"]","Plain Text["a" => "avocado", "b" => "apple"]","Plain Text["a" => "avocado", "b" => "banana"]","错误",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},11,"6d652bfa0bf00b4640e6f7981a1f48ac","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F25b30343053994e8940089572d36015b.jpg","数据库原理与应用","work_42011741","PHP作业1","以下代码的输出是什么? Plain Text$arr = ["a" => "apple", "b" => "banana"];$arr["a"] = "avocado";print_r($arr)",[21,33,42,51,60,69,78,83,86,92],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-03-24 16:16:54",180141368,[26,27,28,29],"4","5","6","无限","下面的for循环输出多少次 "Hello"? Plain Textfor ($i = 0; $i < 5; $i++) { echo "Hello";}","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],180141370,[37,38,39,40],"strlen()","string_length()","length()","strlength()","在PHP中,如何获取字符串的长度",{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],180141372,[46,47,48,49],"如果 $x小于 10,则输出 "Greater"","如果 $x大于 10,则输出 "Greater"","如果 $x等于 10,则输出 "Greater"","如果 $x小于等于 10,则输出 "Greater"","以下代码中, if语句会判断什么条件? Plain Textif ($x > 10) { echo "Greater";} else { echo "Smaller or equal";}",{"answer":52,"createTime":23,"id":53,"options":54,"question":59,"source":31,"type":32},[],180141374,[55,56,57,58],"510","15","5 10","Error","以下代码片段输出是什么? Plain Text $myFunction = function($x, $y) { return $x + $y; }; echo $myFunction(5, 10)",{"answer":61,"createTime":23,"id":62,"options":63,"question":68,"source":31,"type":32},[],180141376,[64,65,66,67],"绑定类方法到类对象","导入类到当前命名空间","传递变量到匿名函数作用域","获取外部函数的返回值","在PHP中,use关键字用于什么目的",{"answer":70,"createTime":23,"id":71,"options":72,"question":77,"source":31,"type":32},[],180141378,[73,74,75,76],"true","false","1","0","以下表达式的输出结果是什么? Plain Text$a = true;$b = false;$c = true;$result = ($a && $b) || $c;echo $result",{"answer":79,"createTime":23,"id":80,"options":81,"question":19,"source":31,"type":32},[],180141380,[82,9,10,11],"",{"answer":84,"createTime":5,"id":6,"options":85,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":87,"createTime":5,"id":88,"options":89,"question":90,"source":31,"type":91},[],180144328,[],"PHP中,如何声明一个字符串变量并赋值为 "Hello World"",2,{"answer":93,"createTime":5,"id":94,"options":95,"question":96,"source":31,"type":91},[],180144329,[],"如何定义一个常量 PI,并赋值为 A"]