Posts by Sam • 79,597 points
3,121 posts
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1
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answer79
viewsA: Problem showing/hiding Ivs when uploading site
Your code has a lot of redundancy, starting with CSS: if the ids are exactly equal, you do not need to repeat separately, you can declare both at the same time. And also do not need to set width:…
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answer411
viewsA: Show/Hide jquery
This class seems unnecessary: <tr class="tblOculto"> It would also make more sense to put a colspan="5" at first td where has the div hidden to track table width, since there are 5 columns:…
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answers6679
viewsA: How to force numeric keyboard display on the smartphone when clicking an input?
Unfortunately the inputmode only supported in Chrome (Can I Use). Can use type="tel". This type will open the numeric dial pad:…
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answers522
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answer354
viewsA: Save checked checkboxes and load them when page reloads
You can save items marked in localStorage this way: var ls = localStorage.getItem("box"); if(ls){ var b = ls.split(","); for(var x=0; x<b.length; x++){ document.getElementById(b[x]).checked =…
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votes4
answers6231
viewsA: How to select a text snippet in a String?
Another way using filter and map: var string = "bla bla <# texto.delimitado #> bla bla bla<# texto.delimitado2#>"; var resultado = string.split(/<#/).filter(function(v){ return…
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answer125
viewsQ: Use . php instead of . js
I want to use an external file .js (Javascript) in my project but would like to use PHP code to manipulate Javascript inside the .js. I know the extent .js will treat the file as Javascript and if I…
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answer367
viewsA: Remove items and change total value
There are some problems in the codes that should be fixed. Here for example: novoTotal.toFixed(2).toString().replace(".",",") Why .toString() if the .toFixed(2) already converts number into string?…
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answer98
viewsA: How to pass items from an [Object Object] to the parent json
You can create new entries in the first level of the object and delete the key cliente: this.itens = { id: '1', data: '24/06/2018', hora: '19:03:00', cliente:{ nome: 'Fulano de Tal', cpf:…
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answer69
viewsA: How do I make a css scroll bar in microsoft edge go back to top when changing pages?
Move the element scroll to the top using scrollTop = 0 with a little delay in the setTimeout: setTimeout(function(){ document.querySelector(seletor).scrollTop = 0; }, 50); Where has seletor you…
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answer117
viewsA: recharge design material effects
Call the function componentHandler.upgradeDom() after Ajax adds new elements to the DOM. This will update the DOM in Material Design.
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answer87
viewsA: Resize and auto-adjust an image
How are you using flex box, as <li> will have the height of the largest <li> that there is, ie, a larger image in height will pull the height of the other lis. One solution would be to…
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answer42
viewsA: Animations with css
Create a class with animation linked to @keyframes which will rotate the element 360 degrees. When clicked, add the class to the element to activate the effect: var wraps =…
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answers92
viewsA: Is there any way to format an entire row while finding word on page
One way is to include everything in one <span> to have a reference and separate lines with \n, then make a filter and include the tags <b></b> in the text containing the words…
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answers388
viewsA: How can I change variable inside the foreach?
What you are doing is a simple array and trying to get two distinct values where $value can be "login" or "password", and as the membership values are all equal, the foreach will return only the…
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answer42
viewsA: Javascript modules
To use a .js as module, you need to declare this in tag script: ↓ ↓ <script type="module" src="index.js"></script> Without this attribute, Javascript returns error in import or export.…
javascriptanswered Sam 79,597 -
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answers74
viewsA: How to do when click "send" change the final text Form
You can already take the value of the first input, then just concatenate to it what you want using the signal + (similar to the point . in PHP). But you can use another syntax and dispense with the…
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answer78
viewsA: How to apply opacity to a DOM element - createImage(); - through a javascript editor?
Apparently in your question picture, all the images you add are inside the body, then just add in your CSS the opacity you want that will be applied to all tags <img>, without the need to use…
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answers619
viewsA: What is String.raw for in Javascript?
The method String.raw is an implementation of the 6th edition of Ecmascript (ECMA-262) and serves to convert string templates (literals template) plain text. According to the mentioned…
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answers87
viewsA: How to do it when checking a checkbox it changes the background color of a td of a table and when unknowing it returns to its normal color
A way to do this using an object with the styles. You check if it’s checked with $(this).is(":checked"), returning true (if checked) or false (if not checked). The object opts has a function with…
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answers76
viewsA: Handling of json in Jquery
Can use for...in to iterate the object: var json ={ "0":{ "id_user":"10", "contente":"45454545454", "time":"azul", "nick":"ikeda." }, "1":{ "id_user":"10", "contente":"4", "time":"azul",…
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answer224
viewsA: Pass a button id inside a while (in php) to a java script code and print the id inside a modal
Use the Bootstrap event that captures the button that opened the modal. Then you take the value of the button attribute and insert it into the input within the modal: $('#Alt').on('show.bs.modal',…
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answer424
viewsA: How to increment number to a variable in JS?
You can do so by creating 2 variables by concatenating to the variable: var num2 = 1; while(num2 < num){ var posicao = "posicao"+num2; var nome = "nome"+num2; new google.maps.Marker({ position:…
javascriptanswered Sam 79,597 -
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answers134
viewsA: Problem with the notify plugin
The problem is that when you submit the form, the page is immediately redirected to the destination indicated on action. Thereby, no time show no message on the screen (even if you try to show, the…
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answer85
viewsA: How to make an input not accept the term "Brazilian Music"
A very simple check is to capture the Submit from the form and check the string coming from input: $("form").submit(function(){ var genero = $("#genero_post").val().toLowerCase().trim(); if(genero…
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answer45
viewsA: How to trigger this progress bar?
You can use this code, which will make the animation start when the div #chart appear at least half on the screen: $(function(){ $(window).scroll(function(){ var el = $("#chart"); var elTopo =…
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answer456
viewsA: Duplicate inputs with bootstrap
How you plan to create multiple elements with the same name, should convert them to array by adding [] at the name: Ex.: name="peso-encontpresen[]" To duplicate you can create a variable with the…
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answer72
viewsA: Media queries not applying the css according to device width
The @media Rule should come after normal style. Just change the order: .button-collapse{ background-color: transparent; border: none; color: white; outline: none; } @media (min-device-width: 320px)…
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answer526
viewsA: Search field of jQuery datatable
Insert a style into your CSS to limit the width of the input: input[type="search"]{ max-width: 80%; } The selector input[type="search"] takes the default Datatables search element. Adjust the value…
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answer115
viewsA: Cleaning div edge with jQuery
Change the class of div to, leaving only borda: <div class="product borda"> And the jQuery: $(document).on("click", "a.selecionar_jogo", function (e) { e.preventDefault(); $(".product.borda")…
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answer174
viewsA: How do I calculate the "positives" and "negatives" functions of a json file for HTML in percentage?
Can use a for...of in JSON by array data and go calculating the values (see explanations in the code) at the same time adding two new entries in the objects: gostam and não gostam, each with its…
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answers136
viewsA: Delay before showing a div
Using Javascript you can pick up both events (mouseover and mouseleave) and with a setTimeout in the mouseover build the same effect: var els = document.querySelectorAll(".main_container > p");…
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answers65
viewsA: Animate CSS - Correct syntax?
Move the border-image when it is not an image I think there is no way. The solution I found was to create a pseudo with the border-image that you want and cheer him up. The interesting thing is that…
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answer293
viewsA: Give effect to the image and the re-colored Hover
A suggestion would be this way: an image with grayscale 100%, and on it a pseudo ::after with transparent green background. When passing the mouse, the pseudo disappears and the image returns to the…
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answers657
viewsA: How to move to the next input using javascript?
In pure Javascript without changes in HTML, you can do this way: var els = document.querySelectorAll("input.form-control"); for (var x=0; x<els.length; x++) { els[x].addEventListener("keypress",…
javascriptanswered Sam 79,597 -
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answer59
viewsA: Autocomplete does not work on adding remove inputs
The main error in your code is that it is repeating ids when adding new rows in the table. This way Autocomplete would only take the first id to find, ignored the rest. That’s because a id should be…
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answer388
viewsA: Image animation up / down inside the div with Jquery
I created a similar effect, but I did not use background images, but images within divs. The script automatically picks up the height of the image and when it finishes rolling on div father, suffers…
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answers742
viewsA: How to delete the last row from the table?
Use the selector :last. To delete a row you select tr, and not td: $("#btnexcluirultima").on('click', function(){ //Excluir a ultima linha da tabela $(".table tr:last").remove(); }); <script…
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answers2332
viewsA: Regex to pick word between two words or "/"
You can use a regex with .split() then convert the array to string with .join(): var string = "/9c2a1079-35f0-4298-9eb3-7f63903f2ae1/resourceGroups/perarEssaPalavra/providers/"; var resultado =…
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answer407
viewsA: Doubt - Dependent Combobox with Classic ASP
There are two problems with the code: Place variables from the bank at the beginning of the first while, otherwise they will not be changed and will have the same value within the loop: <% while…
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answers77
viewsA: Float:; not working CSS
Your dial is wrong. It should be: .fl > div{ float:left; } .fl div:nth-child(1){ position:relative; width:300px; height:300px; background-color:#066;} .fl div:nth-child(2){ position:relative;…
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answers343
viewsQ: Regular Expressions: Lazy quantifier function "?"
I have learned about the use of Regular Expressions and read some explanations about the use of the sign ? (called Lazy quantifier), as in this Microsoft documentation: *? : Corresponds to the…
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answers396
viewsA: How to write a Regular Expression to find a paragraph?
You can use this expression to pick up the paragraph if it also has line breaks: <p>[\w\W]+<\/p> Example: var p1 = document.querySelector("#div1").textContent; var p2 =…
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answers50
viewsA: Add button does not differentiate products
As they said in the other answers, don’t use the same id in several elements. Exchange the: id="txtValor" and id="txtQtde" for class="txtValor" and class="txtQtde" In the script you will get these…
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answers382
viewsA: How to call function in JS only once
Use window.scrollTo() after a setTimeout: document.addEventListener("DOMContentLoaded", function(){ setTimeout(function(){ window.scrollTo(0, 10000); }, 10); setInterval(ajax, 1000); }); function…
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answer197
viewsA: pass value of select with array by ajax
Serialize the form and send by data:: data: $("#form1").serialize(), The value of $_POST['sel1'] in PHP will be an array with the value of each select. You can use implode() to convert to string…
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answers130
viewsA: Filter through the href
Using .filter(): function teste(){ var div = document.querySelectorAll('.box'); [].filter.call(div, function(e){ if(e.querySelectorAll("a:not([href='#'])").length == 0) e.hidden = true; }); }…
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answer57
viewsA: Return in array js
I noticed 3 errors in your code: In these comparisons if(v[1] != 1 || v[1] != 2) you could just do if(!v[0]) { to check if it is empty. Or you should use the operator && instead of ||:…
javascriptanswered Sam 79,597 -
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answers320
viewsA: Check if a string is only composed of 0
As my previous reply was identical to @hkotsubo and we posted exactly at the same time, I will leave a variant for reference. You can also use a negation regular expression: [^0] The sign ^ (negated…
javascriptanswered Sam 79,597 -
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answer1899
viewsA: Enable/Disable a button if at least one checkbox is checked
You can do it in a simpler way without having to use onclick in each checkbox. Using document.querySelectorAll you can check if there are any selected and enable the button, otherwise disable. You…