20 lines
210 B
Text
20 lines
210 B
Text
// Node.js REPL Session
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> let a = 3
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undefined
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> a
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3
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> let b = '4'
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undefined
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> b
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'4'
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> b == a
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false
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> b === a
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false
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> if(a) {
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... console.log(a)
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... }
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3
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undefined
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> c
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Uncaught ReferenceError: c is not defined
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