[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fqP9VfpkzwAFCSD5c40GRLH6i-7Ejh7oNmRlctVXrCk8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-03-17 17:51:45",179429180,[8,9,10,11],"2","1","3","undefined",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},14,"30f57dd1eaa125dce783f8829c816a5b","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5d6c811cd9826c97b88a887e79604e42.jpg","动态网页脚本技术-23软工123","e39a0286e5fa4b68a35d733887b63c5f","函数","var x = 1; function fn(n){n = n+1}; y = fn(x); y 的值为( )",[21,33,40,49,58,67,75,84,91,100],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-03-17 17:51:44",179429171,[26,27,28,29],"f1,2","f(1)","f(1,2)","f(,2)","如果有函数定义function f(x,y){…},那么以下正确的函数调用是( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":39,"source":31,"type":32},[],179429172,[37,9,8,38],"0","任意","定义函数时,在函数名后面的圆括号内可以指定( )个参数",{"answer":41,"createTime":23,"id":42,"options":43,"question":48,"source":31,"type":32},[],179429173,[44,45,46,47],"逗号","句号","分号","空格","函数的参数之间必须用( )分隔",{"answer":50,"createTime":23,"id":51,"options":52,"question":57,"source":31,"type":32},[],179429174,[53,54,55,56],"函数必须有返回值","必须指定函数参数的数据类型","必须指定函数的返回值类型","以上都不对","下列关于自定义函数的说法正确的是",{"answer":59,"createTime":23,"id":60,"options":61,"question":66,"source":31,"type":32},[],179429175,[62,63,64,65],"NaN","15.6","15","16","parseInt("15.6a"); 的结果是",{"answer":68,"createTime":5,"id":69,"options":70,"question":74,"source":31,"type":32},[],179429176,[71,72,73,56],"true","false","null","isNaN(123) 的结果是",{"answer":76,"createTime":5,"id":77,"options":78,"question":83,"source":31,"type":32},[],179429177,[79,80,81,82],"2,1","2,2","2,undefined","1,1","以下代码执行后,两次弹窗分别弹出来的值是 var num1 = 1; function testf1() { num1 = 2; alert(num1); } function testf2() { alert(num1); } testf1(); testf2()",{"answer":85,"createTime":5,"id":86,"options":87,"question":90,"source":31,"type":32},[],179429178,[9,88,89,11],"程序报错","alert(1)","以下代码运行后,结果为( ) fn1(); var fn1 = function(a){ alert(a); }",{"answer":92,"createTime":5,"id":93,"options":94,"question":99,"source":31,"type":32},[],179429179,[95,96,97,98],"1,undefined","undefined,undefined","1,function fn1() { alert(1); }","function fn1() { alert(1); },undefined","下面代码的运行结果是: function fn1() { alert(1); } alert( fn1() )",{"answer":101,"createTime":5,"id":6,"options":102,"question":19,"source":31,"type":32},[],[8,9,10,11]]