en.javascript.info/1-js/02-first-steps/10-ifelse/3-sign/task.md

importance: 2

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Show the sign

Using if..else, write the code which gets a number via prompt and then shows in alert:

• 1, if the value is greater than zero,
• -1, if less than zero,
• 0, if equals zero.

In this task we assume that the input is always a number.

[demo src="if_sign"]