Coding speed is one of the most important issues, but in addition to the importance of this issue, the performance of the code is also of a great importance, and it is necessary to examine all the issues together, so that they can provide a good result in the end, and you can achieve success as soon as possible, one of the most important issues for different users is that they can use it easily while visiting a web page , and another issue that is very important for them is to load the page at high speed, which causes the users to have a good user experience .If the points which have been mentioned above are not considered for the users who visit your website , the users will leave the website as soon as possible and search again for a site that contains those mentioned features, which can have a bad effect on your website ranking on search engine results page , there are several ways to improve the performance as well as the speed of a site that we are going to mention in the following.

How to optimize coding speed in JavaScript?

In order to increase the speed of coding, it is necessary for the person who is coding to have complete mastery of this language and be able to decide with full knowledge about each situation, and use the advantages of features that exist in this language properly in order to speed up coding in the best way possible, as you know, there are various possibilities in this language, among which we can mention functions, possibilities for performing mathematical calculations, the possibility of drawing rectangles and hundreds of other possibilities, the most important point in relation to these cases is that the programmer must know the situation that each of them should be used.

Improving JavaScript Performance:

Performance Improvement can have a huge impact on attracting different users, and here are a few things you can do in order to improve performance, in order for users to be able to meet their needs much faster, you can store variables in a local domain, so that when the variable searches for a local variable, it can quickly access it and provide it to the user, one of the features in this language that you can get help from it, is using let or const before each variable.- In order not to cause the local variable to disappear, it is better to avoid using global variables, because the scripting engine refers to global variables to look at the domain from within another domain function which can causes the local variable to disappear.- Another way to improve performance is to use the JavaScript Cache API, which makes it easier for the user to access all variables. 

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