Random array item
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To randomly select an item from an array in JavaScript, first define an array with multiple items like colors = ["red", "green", "blue", "purple"]. Then generate a random number between 0 and the array length minus 1 using let index = Math.floor(Math.random() * colors.length). This random number can then be used as the index to access a random item from the array.
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let colors = ["red", "green", "blue", "purple"];](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
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Random array item
- 1. Random Array Item How to randomly select an array item J a v a S c r i p t
- 2. Array Example let colors = ["red", "green", "blue", "purple"];
- 3. Random Array Item For a random number used for the index of an array of n items: let index = Math.floor( Math.random()* n ); Note: It will generate a random number between 0 and n-1
- 4. Example