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题解 | #HTML+CSS+JS综合之点击按钮隐藏元素#

{"css":".box {\n width: 100px;\n height: 100px;\n border: ...

HTML/CSS/JavaScript

2021-10-21

0 686

题解 | #返回函数#

{"css":"","js":"function functionFunction(str) {\n return f = function(arr){\n return str + ', ' + arr\n }\n}","html":"","lib...

HTML/CSS/JavaScript

2021-10-17

1 513

题解 | #函数的上下文#

{"css":"","js":"function speak(fn, obj) {\n //return fn.call(obj)\n //return fn.apply(obj)\n // return fn.bind(obj)()\n obj.fn = fn\n r...

HTML/CSS/JavaScript

2021-10-17

1 488

题解 | #计时器#

{"css":"","js":"function count(start, end) {\n console.log(start++);\n var timer = setInterval(function(){\n if(start<=end){\n ...

HTML/CSS/JavaScript

2021-10-17

1 421

题解 | #查找重复元素#

{"css":"","js":"\nfunction duplicates(arr) {\n return arr.filter(function(item,index,array){\n return array.indexOf(item) !== array.last...

HTML/CSS/JavaScript

2021-10-17

1 461

题解 | #查找元素位置#

{"css":"","js":"/*function findAllOccurrences(arr, target) {\n var newArr =&nb...

HTML/CSS/JavaScript

2021-10-17

1 397