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The foreach loop of the two-dimensional array numeric string cannot be compared with a number. Try to convert it to an int type and the result will directly become 0.

Problem description: foreach loops the two-dimensional array to find content that meets the conditions and reorganizes it into a new two-dimensional array. The obtained digital string is compared with the number and cannot be compared. Try converting the digital characters to int type, and all resul...

焚天駐地 2017-09-29 16:31:48 0  6  1679

HTML string typesetting - Stack Overflow

I now have a string of HTML code and want to format the string. Is there any available method? We need a js plug-in or method that can be used for conversion in the project. For example, the original string is: {code...} Add spaces and newlines to become a new string: {code...}

迷茫 2017-05-24 11:36:25 0  4  979

PHP array transformation expert enters

{Code...} How to add an id of 845 to such an array and then turn the array into a string of 852,853,854, 845?

淡淡煙草味 2017-05-24 11:33:51 0  4  726

Split a string into multiple lines by newlines.

I have a string with newlines. I want to convert this string into an array and for each newline character, skip one index position in the array. If the string is: Mytext1 Mytext2 Mytext3, the result I want is: Array([0]=>Mytext1 [1]=>Mytext2 [2]=>Mytext3).

P粉014293738 2023-08-06 16:02:16 0  2  650

How to save user session information when user closes website

I'm trying to build user replay session functionality for a website and I'm using the rrweb library to do this. What this library does is when recording: it captures all the events in the web page and I can save these events by storing them in an array and when I want to replay the session I just pa...

P粉725827686 2024-03-21 21:13:51 0  1  638

Is it possible to add JSX elements in a template string of an array of objects?

I'm trying to add JSX elements like <a>,<p> to an array of objects in a template string, the project has a file called portfolio.jsx to hold the array and another called Projects.jsx file to map the array, and a ProjectsItem.jsx file to hold all the jsx and props to display the data. exp...

P粉366946380 2023-09-11 11:24:39 0  1  720

html - How does assigning an array to a variable in javascript turn into a string? ?

I saw a small topic and used it to practice. I wanted to write the code smarter, but I ran into a trap and successfully obtained the object named name. However, I put the object into a two-dimensional array and assigned the value of the two-dimensional array. Given a variable, the variable becomes a...

怪我咯 2017-05-18 11:01:21 0  1  757

Flutter cannot get the new value of a variable when called in another class

I have this StatefulWidget which is supposed to retrieve data from MySQL database based on conditions and add these retrieved values ??to an array so that I can display on a ListView using the array values. My problem is that sometimes when the array (_fileValues) and _custUsername variables are emp...

P粉670107661 2024-04-01 22:37:38 0  1  669

How to correctly encode and decode geoJson containing arrays and objects in php

How to correctly decode geoJson containing both array and string in php.ini? The problem I'm having is reading it from the database and converting it back to json, the coordinate array is lost. I'm currently reading it from a (valid) geoJson.json file and storing it in a mysql database using: $jsond...

P粉739079318 2024-01-28 23:48:55 0  1  678

The forEach method in Vuex's getters returns a single value instead of multiple values

I have a shopping cart which is an array of products and I want to access each name in the cart. I have a forEach function in getters but it only returns a name. I tried .map() but it returns another array and I need multiple string values. can you help? letcart=window.localStorage.getItem('cart')co...

P粉904191507 2024-03-31 23:43:14 0  1  628

javascript - js regular expression to find the string between two characters

This kind of string var d = "1[ddd]sfdsaf[ccc]fdsaf[bbbb]"; I want to get the string array between [and], how to use a regular expression? Excluding the two parentheses, currently I can only do the {code...} with parentheses...

伊謝爾倫 2017-05-19 10:37:52 0  5  922

Adding cookie header causes request to hang

I'm working on a class project where we need to write a website using php. We were told that we should write separate pages to query information and the php session for saving variables. I have successfully started a session, but when I try to make a request and add headers for the session, the requ...

P粉897881626 2023-09-15 21:20:14 0  1  753

angular.js - How to read a byte array from an image path in Angular?

As the title says, now I get a {code...} The image that needs to be added with this path is read into a byte array and passed to the server. How should it be implemented? PS: Try using $http to read this file {code...} I don’t know what the response is read here?

伊謝爾倫 2017-05-15 16:52:34 0  1  1242

Browse PDF files without downloading, using dompdf

I generated a PDF using the dompdf library and used this: $dompdf->stream('my.pdf',array('Attachment'=>0)); to force the browser to let the user view the PDF before downloading. But this doesn't work. A Google search didn't give any answers either. Can anyone help?

P粉541796322 2023-08-27 21:37:21 0  2  674

How to match empty lines with JavaScript regular expression

I have the following string. {Code...} There is a blank line between world and hi. I want to split the blank line to get an array. How to achieve this? Tried this and it didn't work. str.split(/^\r|\r\n|\n$/);

曾經(jīng)蠟筆沒(méi)有小新 2017-05-19 10:45:34 0  2  676

javascript - ajax returns text type, how to deal with it!

Array( {code...} This is the returned content that looks like an array but is actually a string. How to make it really become an array! Then I want to combine it into this structure and display it on the front end (I have no idea at all. ) ps: The outer layer li displays the key and the inner layer ...

給我你的懷抱 2017-07-05 09:55:56 0  6  955

javascript - Why can Array call methods directly, but ordinary Object objects cannot?

For example, we can sort the array like this: {code...} But we can't call the method of the object like this: {code...} Also, why can string methods be called directly, but Number type and Boolean type cannot. I know something about strings. When calling the string method, a temporary Str...

phpcn_u1582 2017-07-05 11:05:29 0  3  1486

How to initialize/give default value to array in DefineProps when I pass array as prop in vue 3 script setup

I have passed an array as a prop item and I gave it a type in the interface Props and when I try to give it a default value I get the error TS2322 on line 4: Type 'never[]' is not assignable to type '(Props: readonly<Props>) => String[]'. Type 'never[]' provides no match for signature '(pro...

P粉155551728 2024-03-25 18:57:15 0  1  916

Wrong array literal when inserting array into PostgreSQL column

I'm using objection.js in my application. I'm running into an issue while trying to insert an array of strings into a PostgreSQL database column. The column is defined as follows: pathTEXT[]NOTNULL This is the pattern: path:{type:'array',items:{type:'string'},notNull:true} I want to update a table c...

P粉141925181 2024-01-29 15:46:16 0  1  786

javascript - About modifying the key value of json

For such a business requirement, the background returns a string of json data for displaying information, and can modify the value corresponding to the json key, and then save the modified json data. Similar to the json viewer, a friend gave me an idea, which is to first determine whether the json d...

漂亮男人 2017-07-05 10:54:54 0  1  1248