javascript / beginner
Snippet
Default Parameter Values in Functions
Default function parameters allow named parameters to be initialized with default values if no value or undefined is passed.
snippet.js
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function greetUser(name = 'Guest') {return 'Hello ' + name;}console.log(greetUser()); // Output: "Hello Guest"
react
Breakdown
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function greetUser(name = 'Guest')
Defines a parameter 'name' that defaults to 'Guest' if omitted.
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return 'Hello ' + name;
Concatenates the greeting string with the name variable.