DOMContentLoaded
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- Ensures your code runs only when HTML is ready.
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While Loop
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- Keeps looping as long as the condition is true.
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Inner vs Outer HTML
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- innerHTML changes inside; outerHTML replaces the entire element.
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Functions
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- Store actions that you can call again and again.
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NodeList
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- Returns multiple selected items like a mini array.
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Parameters
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- Accepts data to use inside a function.
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Loop through Nodes
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- Use forEach() to style or update a list of elements.
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let Keyword
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- Declares a variable that can change its value.
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Return
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- Gives a result to the code that called the function.
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