jquery function formatDollar(num) { var p = num.toFixed(2).split("."); return "$" + p[0].split("").reverse().reduce(function(acc, num, i, orig) { return num == "-" ? acc : num + (i && !(i % 3) ?...
what is the similar expression for NaN in JS? typeof NaN = number , NaN is a number type, so is it a 64 floating point number in js like any other number? feels that NaN is similar to 0 for the numerical type ~ ~ num, it will be converted to a ...
Do not automatically increase when dragging to the right at 08:00. What should I do? Currently, 1 hour will be added automatically when dragging. ...
Hello, I am a beginner of Unicode. Look it up on the Unicode web site and list the words of all the numbers. Unicode (General_Category=Decimal_Number) I have a question: why are the numbers in Chinese not included and classified according to what c...
I now have a set of data that is looped through v-for, in which a data is given red when it needs to be greater than zero and green when it is below zero. What are the ways to implement the code? I want to write it in the loop body and make a judgment a...
how should I proxy the existing URL with the server nginx by setting .htaccess? for example, apache port 80, nginx port 8080 I hope 127.0.0.0 xxx can represent 127.0.0.1:8080 xxx <IfModule mod_rewrite.c> RewriteEngine On RewriteBase Rewrite...
Aliyun s server port 25 is blocked, and the application cannot be unblocked for many times, and the customer s mail server is only configured with port 25 protocol. Now you want to use js to send mail directly on the browser, and the environment is in ...
is there anything wrong with this? ...
Hello, now there is a need for the company s products, which need to switch quickly according to the day, week and month on the basis of DatePicker (such as the figure below, the picture is for reference only). I checked that the DatePicker of antd doe...
An ant-design-mobile h5 project has been completed. If the rn custom theme is not involved, report an error according to the official document: [start] [start] Failed to compile. [start] [start]. src theme.less [start] Module build failed: [st...