• ### Generate unique random numbers between 1 and 100

How can I generate some unique random numbers between 1 and 100 using JavaScript? First answer For example: To generate 8 unique random numbers and store them to an array,…
• ### How do I check that a number is float or integer?

How to find that a number is float or integer? 1.25 --> float 1 --> integer 0 --> integer 0.25 --> float First answer check for a remainder when dividing…
• ### Generate unique random numbers between 1 and 100

How can I generate 8, say, unique random numbers between 1 and 100 using JavaScript? First answer var arr = [] while(arr.length < 8){ var r = Math.floor(Math.random()*100) + 1;…
• ### How do I check that a number is float or integer?

How to find that a number is float or integer? 1.25 --> float 1 --> integer 0 --> integer 0.25 --> float First answer check for a remainder when dividing…
• ### How to sort an array of integers correctly

Trying to get the highest and lowest value from an array that I know will contain only integers seems to be harder than I thought. var numArray = [140000, 104,…
• ### Validate decimal numbers in JavaScript – IsNumeric()

What's the cleanest, most effective way to validate decimal numbers in JavaScript? Bonus points for: Clarity. Solution should be clean and simple. Cross-platform. Test cases: 01. IsNumeric('-1') => true 02.…
• ### How to print a number with commas as thousands separators in JavaScript

I am trying to print an integer in JavaScript with commas as thousands separators. For example, I want to show the number 1234567 as "1,234,567". How would I go about…
• ### How to sort an array of integers correctly

Trying to get the highest and lowest value from an array that I know will contain only integers seems to be harder than I thought. var numArray = [140000, 104,…
• ### Validate decimal numbers in JavaScript – IsNumeric()

What's the cleanest, most effective way to validate decimal numbers in JavaScript? Bonus points for: Clarity. Solution should be clean and simple. Cross-platform. Test cases: 01. IsNumeric('-1') => true 02.…
• ### How to print a number with commas as thousands separators in JavaScript

I am trying to print an integer in JavaScript with commas as thousands separators. For example, I want to show the number 1234567 as "1,234,567". How would I go about…

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