It must finish Line 1 before it can move to Line 2. Usually, this is incredibly fast. But what if Line 2 asks for data from a server in Australia, and it takes 3 seconds to arrive? The whole webpage ...
// loadScript("https://www.we3schools.com/js/default.asp", // loadScript("https://www.we3schools.com/js/default.asp", // loadScript("https://www.we3schools.com/js ...
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