Because the && is a chaining operator, meaning it passes its value along until the final value is needed.
In this example the 9 is truthy, and so this is like saying true && 5 which evaluates to 5.
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Because the && is a chaining operator, meaning it passes its value along until the final value is needed.
In this example the 9 is truthy, and so this is like saying true && 5 which evaluates to 5.