One name, two bindings
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Progress loads in this browserPREDICT · CHECK · UNDERSTAND
What happens next?
Twenty small JavaScript puzzles. Make a prediction, explore the reasoning, and try again. There is no timer and no pressure.
A constant object?
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Progress loads in this browserA local total
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Progress loads in this browserBeyond the block
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Progress loads in this browserSame value, different type
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Progress loads in this browserThe word false
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Progress loads in this browserWhen zero is a value
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Progress loads in this browserTwo matching objects
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Progress loads in this browserDouble without replacing
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Progress loads in this browserKeep the even ones
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Progress loads in this browserCarry a running total
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Progress loads in this browserWhat push gives back
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Progress loads in this browserTwo paths, one object
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Progress loads in this browserLook one level deeper
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Progress loads in this browserA new outer object
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Progress loads in this browserMissing or null?
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Progress loads in this browserA greeting with defaults
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Progress loads in this browserThe missing return
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Progress loads in this browserStop at the first match
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Progress loads in this browserWhere a slice ends
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