< H2 > 1. Problem description < H2 > when the page is initially opened, the input box is automatically focused, and the event is automatically triggered for business processing after entering n digits. The result is displayed in the form of a pop-up b...

as shown in the figure, the first text: star is written, and then the loop adds text, without styling, but automatically wraps the line. You can see that the width of the highlighted parent element is normal, including the width of all text. textcss ...

1. Prompt Mini Program to have a ssl error and cannot establish a connection with the server. 2, the server has installed ssl certificate domain name can also be opened with https. 3, https: myssl.com ats test results ...

for example, if you click an icon on the page, do you want to get the position of the current icon from the screen? in Mini Program s event object, there are currentTarget.offsetLeft and currentTarget.offsetTop , but this is the offset of the curr...

the QR code of the picture identified by WeChat Mini Programs good afternoon, ladies and gentlemen. I would like to ask WeChat Mini Programs how to identify the QR code picture in a certain page. It is said that it is OK to preview wx.previewImage , ...

how to add srr to arr, and then arr1 to obj var arr=[]; var obj={}; let str = { "addtime": 1543021769 }; var arr1 = [ a , b , c , c ]; ...

because the view is rendered in a loop, it doesn t get it right for a long time use ternary operation to judge the id currently clicked, and then display:none thought is completely wrong circular rendering list, all are unified variables ther...