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480 views

1 answer

javascript - 在Jest测试中设置时刻时区(Set moment timezone in Jest tests)

I have the util function that is parsing given date (ie '2019-01-28') in specific date format and then using momentJS retrieving ... 此类问题并进行正确测试？) ask by yqbk translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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354 views

1 answer

javascript - 无法删除[对象数组]的属性“ 1”(Cannot delete property '1' of [object Array])

get list with Input in my components : (在我的组件中获取带有Input列表：) @Input() usersInput: Section[]; export interface Section { ... ? (我该如何解决？) ask by kianoush dortaj translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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352 views

1 answer

javascript - 如何访问由一个字段链接的存储在数组对象中的两个数据？(How to access two data stored in array object that are linked by one field?)

I have a REST API from which i am fetching the json data and storing them in array. (我有一个REST API，可从中获取json数据并将其存储在数组中 ) ... 如何以简单且可扩展的方式进行操作？) ask by Pawan Patel translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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153 views

1 answer

javascript - 如何改组数组？ [重复](How can I shuffle an array? [duplicate])

Possible Duplicate: (可能重复：) How to randomize a javascript array? (如何随机化一个JavaScript数组？) I want to shuffle an array of elements ... [0, 3, 6, 3, 6] ask by Anshul translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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569 views

1 answer

javascript - 在日期字段中自动插入斜杠“ /”的最佳方法是什么？(What's the best way to automatically insert slashes '/' in date fields)

I'm trying to add functionality to input date fields so as when the users enters in digits, slashes "/" get automatically added. ... it :p (用它滚：p) ask by Shawn translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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108 views

1 answer

javascript - 获取对象键的数组(Get array of object's keys)

I would like to get the keys of a JavaScript object as an array, either in jQuery or pure JavaScript. (我想以jQuery或纯 ... ) { keys.push(key); } ask by Richard translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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423 views

1 answer

javascript - 我如何找出哪个DOM元素具有焦点？(How do I find out which DOM element has the focus?)

I would like to find out, in JavaScript, which element currently has focus. (我想用JavaScript找出当前关注的元素 ) I've been looking ... 事件处理功能中转移焦点 ) ask by Tony Peterson translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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256 views

1 answer

javascript - 如何在Javascript数组的开头添加新的数组元素？(How can I add new array elements at the beginning of an array in Javascript?)

I have a need to add or prepend elements at the beginning of an array. (我需要在数组的开头添加或添加元素 ) For example, if my array looks ... (n) ，看到更好的实现将真的很有趣 ) ask by Moon translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

336 views

1 answer

javascript - 提交验证失败(validation fails on submit)

The code should validate that the input fields dont contain a number and only letters and also both fields arent blank. (该代码应 ... </div > ) } ask by Sharoze Khan translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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507 views

1 answer

javascript - 如何使用javascript / jquery获取第一个json元素的json数组中所有键的值[重复](How can get the value of all the keys in json array at 1st json element using javascript/jquery [duplicate])

(This question already has answers here) : ( (这个问题已经在这里有了答案) ：) Getting JavaScript object key list (17 answers) (获 ... 0]); alert(resultJSON[k]); ask by Ansh Jain translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

565 views

1 answer

javascript - 如何判断一个字符串在JavaScript中是否包含某个字符？(How to tell if a string contains a certain character in JavaScript?)

I have a page with a textbox where a user is supposed to enter a 24 character (letters and numbers, case insensitive) ... 字母数字字符？) ask by Daniel Allen Langdon translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

120 views

1 answer

javascript - Google Maps进行调整以包括用户和地址(Google Maps adjusting to include users and address)

I am trying to make some adjustments to code and the developer is no longer available to assist. (我正在尝试对代码进行一些调整，并且开发 ... you very much!!! (非常感谢你！！！) ask by Scott translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

278 views

1 answer

javascript - 什么是VanillaJS？(What is VanillaJS?)

I have one simple question, that got stuck in my mind for a few days: What is VanillaJS? (我有一个简单的问题，在我的脑海里停留了几天 ... 们说 VanillaJS 时我不知道人们在谈论什么 ) ask by user1377911 translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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314 views

1 answer

javascript - 如何检查Google地图是否已满载？(How can I check whether Google Maps is fully loaded?)

I'm embedding Google Maps into my web site. (我正在将Google地图嵌入我的网站 ) Once Google Maps is loaded, I need to kick off a few JavaScript ... ，该方法应该完成此任务，但它不起作用 ) ask by translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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384 views

1 answer

javascript - 仅检测伪元素上的点击事件(Only detect click event on pseudo-element)

My code is: (我的代码是：) p { position: relative; background-color: blue; } p:before { content: ''; position: absolute; left: ... 我不希望在蓝色部分触发点击事件 ) ask by Randomblue translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

232 views

1 answer

javascript - 建议在JavaScript无效之前包含CSS吗？(Is the recommendation to include CSS before JavaScript invalid?)

In countless places online I have seen the recommendation to include CSS prior to JavaScript. (在网上无数的地方，我已经看到了在 ... JavaScript位和CSS位的排序 ) ask by Sam Saffron translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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573 views

1 answer

javascript - 当我仅更改状态而不使用任何CSS时，为什么我的React应用程序菜单会打开？(Why does my React app menu open when I am only changing the state and am not using any CSS?)

I have a button in my Header component. (我的页眉组件中有一个按钮 ) When it is clicked, it calls a toggleNav function stored in ... ) My codesandbox (我的密码箱) ask by Elijah Lee translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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295 views

1 answer

javascript - Chrome不会删除会话Cookie(Chrome doesn't delete session cookies)

I'm trying to set session cookie in javascript like this: (我试图像这样在javascript中设置会话cookie：) document.cookie = 'name=alex; path ... 删除，但在Mac OSX Lion中没有 ) ask by mgs translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

424 views

1 answer

javascript - 如何防止退格键导航回来？(How can I prevent the backspace key from navigating back?)

On IE I can do this with the (terribly non-standard, but working) jQuery (在IE上，我可以使用（非常非标准但可以正常工作）jQuery来实现这 ... 的支持Chromium bug来改变webkit中的这种行为) ask by erikkallen translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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409 views

1 answer

javascript - 您如何使用？：（条件）运算符在JavaScript中？(How do you use the ? : (conditional) operator in JavaScript?)

有人可以简单地向我解释什么是?:有条件的“三元”）运算符，以及如何使用它？ ask by muudless translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

169 views

1 answer

javascript - 如何检索POST查询参数？(How to retrieve POST query parameters?)

Here is my simple form: (这是我的简单形式：) <form id="loginformA" action="userlogin" method="post"> <div> <label for="email">Email ... 电话时，它有效，所以..任何想法？) ask by murvinlai translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

362 views

1 answer

javascript - 脚本标记 - 异步和延迟(Script Tag - async & defer)

I have a couple of questions about the attributes async & defer for the <script> tag which to my understanding only work in HTML5 ... 留原样，直到HTML5更常用？) ask by Adam translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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246 views

1 answer

javascript - Javascript相当于PHP Explode（）(Javascript Equivalent to PHP Explode())

I have a string that looks like this: (我有一个看起来像这样的字符串：) 0000000020C90037:TEMP:data (0000000020C90037：TEMP：数据) And I need ... 1].":".$arr[2]; ask by Doug Molineux translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

545 views

1 answer

javascript - 节点上的客户端：未捕获ReferenceError：未定义require(Client on node: Uncaught ReferenceError: require is not defined)

So, I am writing an application with the node/express + jade combo. (因此，我正在使用node / express + jade组合编写应用程序 ) I ... 文件（例如messages.js ）调用这些函数？) ask by MightyMouse translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

435 views

1 answer

javascript - 虚拟DOM到底存储在哪里？(Where exactly the Virtual DOM is stored?)

I'm torturing myself for hours now and can't find an answer. (我正在折磨自己几个小时，找不到答案 ) Where exactly, under what object/key, ... 有从浏览器中获得任何特殊待遇，是吗？) ask by platinum_ar translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

458 views

1 answer

javascript - 可以使jQuery UI Datepicker禁用星期六和星期日（和节假日）吗？(Can the jQuery UI Datepicker be made to disable Saturdays and Sundays (and holidays)?)

I use a datepicker for choosing an appointment day. (我使用日期选择器选择约会日期 ) I already set the date range to be only for the next ... so, how? (如果是这样，怎么办？) ask by cletus translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

247 views

1 answer

javascript - 给Javascript日期对象timeObject增加10秒(Add 10 seconds to a Javascript date object timeObject)

How can I add 10 seconds to a javascript date object timeObject. (如何向JavaScript日期对象timeObject添加10秒 ) Something ... = timeObject + seconds; ask by george translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

103 views

1 answer

javascript - JS类和函数(JS class and functions)

Hello in my class match (你好我班上的比赛) in the construct I define my isActive as false (在构造中，我将isActive定义为false) because I want ... 计，是否有人可以帮助我改善课堂设计) ask by gabriel translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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