how to understand the loading order of script tags? In the browser.
how to understand the loading order of script tags? In the browser.
script tag is executed from top to bottom. However, it is impossible for the browser to bring you a jQUery. Some websites can print out $directly on the console because the website itself uses jQUery, instead of the browser itself
JavaScript authoritative Guide-6th Edition-medium
Open your browser when you control to enter $you will find that some browsers come with the $method
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script tag Synchronize loads and executes immediately. The load and execution order of script can be modified through async & & defer. Or dynamically generate script tags and insert dom, to change the load execution order.
load Synchronize in tag order, but you don't need to wait for the previous one to finish loading before loading the next
.there is a page that requests an interface API to return a large amount of data this data will be updated irregularly (once every 10 days every half a month) how can this data be stored locally? after the local cache, after the next interface data u...