JavaScript function and Grammar example Analysis
This article mainly introduces the relevant knowledge of "JavaScript function and Grammar case Analysis". The editor shows you the operation process through the actual case. The operation method is simple, fast and practical. I hope this article "JavaScript function and Grammar case Analysis" can help you solve the problem.
A function is a reusable block of code that is event-driven or executed when it is called.
Example
Test example
Function myFunction ()
{
Alert ("Hello World!")
}
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Function myFunction (name,job) {
Alert ("Welcome" + name + ", the" + job)
}
The above function prompts "WelcomeHarryPotter,theWizard" when the button is clicked.
The function is flexible, and you can call it with different parameters, which gives different messages:
Example
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Depending on which button you click, the above example prompts "WelcomeHarryPotter,theWizard" or "WelcomeBob,theBuilder".
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