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...
1 this is how I logged in ssh $SERVERUSERNAME@$SERVERIPV4-p $SERVERPORT < < serveraction ~ Code ~ serveraction the result window always prompts Pseudo-terminal will not be allocated because stdin is not a terminal. what does this mean? do I ...
problem description configure pug in the wepy project according to http: npm.taobao.org package., but as long as it is < or < =, it will report an error > > = No problem . the environmental background of the problems and what methods you have tri...
what does a shortcut with four keys like this mean? it doesn t work in order. It seems useless to press ctrl twice at the same time ...
(function(){ var x = c = b = {a:1} })() console.log(x.a); error , x is not defined console.log(c,b) {a: 1} {a: 1} Why is x.a undefined here ...
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