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(共36篇)
题解 | #文件扩展名#
{"css":"","js":"","html":"<!DOCTYPE html>\n<html lang=\"en\">\n <head>\n <meta charset=\"UTF-8\">\n </head>...
2023-03-12
0
117
题解 | #字符串字符统计#
{"css":"","js":"function count(str){\n var obj = {}\n var arr = str.split(' ')\n var newstr = arr.join('')\n for(i of newstr){\n if...
2023-03-12
0
129
题解 | #正确的使用 parseInt#
{"css":"","js":"function parse2Int(num) {\n return parseInt(num,10);\n}","html":"","libs":[]}
2023-03-12
0
154
题解 | #查找元素位置#
{"css":"","js":"function findAllOccurrences(arr, target) {\n var m =[]\n arr.forEach(function(c,index){\n if(c===target){\n m.pus...
2023-03-12
0
114
题解 | #求二次方#
{"css":"","js":"function square(arr) {\n var m = arr.slice()\n console.log(m);\n m.forEach(function(c,index,arr){\n arr[index]= c*c\n ...
2023-03-12
0
142
题解 | #移除数组中的元素#
{"css":"","js":"function removeWithoutCopy(arr, item) {\n for(let i = 0;i<arr.length;i++){\n if(arr[i]==item){\n arr.splice(i,1)\...
2023-03-12
0
117
题解 | #移除数组中的元素#
{"css":"","js":"function remove(arr, item) {\n var a=[]\n for(i of arr){\n if(i!=item){\n a.push(i)\n ...
2023-03-12
0
111
题解 | #阻止默认事件#
{"css":"","js":"","html":"<html>\n <head>\n <meta charset=utf-8>\n </head>\n <body>\n <form>...
2023-03-12
0
157
题解 | #JS动态创建节点#
{"css":"","js":"","html":"<html>\n <head>\n <meta charset=utf-8>\n </head>\n <body>\n <ul>&...
2023-03-11
0
129
题解 | #函数——参数对象#
{"css":"","js":"function getArguments (a,b,c) {\n // 补充代码\n return arguments\n}","html":"","libs":[]}
2023-03-11
0
145
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