How do I check if a number evaluates to infinity?

How do I check if a number evaluates to infinity?

javascript infinity

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In JavaScript, why does zero divided by zero return NaN, but any other divided by zero return Infinity?

javascript math floating-point nan infinity

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Why is ( Infinity | 0 ) === 0?

javascript bit-manipulation bitwise-operators infinity bitwise-or

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JSON.stringify converting Infinity to null

javascript json infinity stringify

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Why does node not evaluate Math.tan(Math.PI/2) to Infinity but Chrome V8 does?

javascript node.js math v8 infinity

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