July 2022

Method: 1. Get the checkbox element, and then use the “get(0).checked)” method to judge; 2. Get the element, and then use the “is(‘:checked’)” method to judge; 3. Get the element, and then use “ttr(‘checked’)” method to judge. Several methods of jQuery to determine whether the checkbox is selected method one: if ($(“#checkbox-id”)get(0).checked) { // do

In CSS, no line breaks are enforced, the text will not wrap, and the text will continue on the same line until it encounters a br tag. white-space:nowrap; … The post css forcing no line breaks first appeared on Lenix Blog . This article is reprinted from https://blog.p2hp.com/archives/9189 This site is for inclusion only, and

1. Convert string type to Json object method  1. Conversion methods supported by Javascript: eval          eval(‘(‘ jsonstr ‘)’); Note: You need to wrap a pair of parentheses around the json character. ie8 (compatibility mode), ie7 and ie6 can also use eval() to convert strings to JSON objects, but these methods are

function fun () { let startTime = new Date(‘2015-12-20’); // start time let endTime = new Date(); // end time let usedTime = endTime – startTime; // difference in milliseconds let days = Math.floor (usedTime / (24 * 3600 * 1000)); // Calculate the number of days let leavel … The post JS Computing the

In the process of developing the project, I suddenly encountered an error of 400 Bad Request Request Header Or Cookie Too Large. This is the first time I have such an error, and it feels quite novel. Analyze the reason for the error: Caused by the request header is too large, the request is too