When using the toPrecision() method, such as var c=Number("0.5") c.toPrecision(1), the result is 0.5. In this case, the length of the number is 2. Why is this?

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Questions about the JavaScript Number object lesson

When using the toPrecision() method, such as var c=Number("0.5") c.toPrecision(1)

The result is 0.5, in which case the length of the number is 2, What's the reason for this?

从小不*床1885 days ago1310

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