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13 lines
322 B
13 lines
322 B
console.log('Welcome!')
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const array = Array()
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const eightXvalues = Array(8).fill('X')
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console.log(eightXvalues)
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const fourYvalues = Array(4).fill('Y')
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fourYvalues.push('y')
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console.log(fourYvalues)
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console.log(fourYvalues.lastIndexOf('y'))
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const concatArrays = eightXvalues.concat(fourYvalues)
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console.log(concatArrays) |