The code works and meets all requirements as far as I can see. Algebraically why must a single square root be done on all terms rather than individually? I'm hoping to get a critical review of the code to identify any potential problems with it. Then two more specific subclasses that inherit from that base class called ImperialBMICalculation and MetricBMICalculation. Indentation also plays a huge part in readability. He has 7 years of Software Development experience in AI, Web, Database, and Desktop technologies. I am new to Java and I want to create a programme that asks a user for his or her height and weight, and calculate the corresponding BMI. Please describe it in a little more detail. Are arguments that Reason is circular themselves circular and/or self refuting? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Sci fi story where a woman demonstrating a knife with a safety feature cuts herself when the safety is turned off, The British equivalent of "X objects in a trenchcoat". Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Below code converts feet and inches to meters. @media(min-width:0px){#div-gpt-ad-codevscolor_com-medrectangle-4-0-asloaded{max-width:250px;width:250px!important;max-height:250px;height:250px!important}}if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'codevscolor_com-medrectangle-4','ezslot_6',153,'0','0'])};__ez_fad_position('div-gpt-ad-codevscolor_com-medrectangle-4-0');@media(min-width:0px){#div-gpt-ad-codevscolor_com-medrectangle-4-0-asloaded{max-width:336px!important;max-height:280px!important}}We will also print if the result falls under underweight, normal, overweight or obese. ComputeBMI doesn't sound like a good class name to me. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Instead, you can instantiate a BmiCalculatorWorking, and call the methods on the object. Beginning BMI calculator in Java - Code Review Stack Exchange One base class called BMICalculation. In regards to commenting, yes some comments are somewhat pointless if what you're doing is pretty self explanatory. Calorie Counter -- We automatically calculate the calories in your foods, meals and recipes. 6. He writes tutorials in Java, PHP, Python, GoLang, R, etc., to help beginners learn the field of Computer Science. How to draw a specific color with gpu shader. A body of mass 25 kg has a momentum of 125 kg.m/s. import java.util.Scanner; Below I have shared the simplecalculator program in java using swing. @pacmaninbw Yes, Body Mass Index, I've edited my post to include all details of what the program does. It only takes a minute to sign up. A program that calculates the Body Mass Index (BMI) is given as follows. Agree For example, 0.03673 multiplied by 703 equals 25.82, so your approximate BMI in this example would be 25.8. The following table shows the main BMI categories. How do you understand the kWh that the power company charges you for? Comments are sometimes seen as redundant as they are prone to being outdated. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. Remember, it's very easy to assume that users will never input silly things like words where numbers are meant to go but trust methey will. There's no need for the class at See Lszl Stahorszki's answer. The Body Mass Index (BMI) is the only index validated by the World Health Organization to assess an individuals build and therefore health risks. Thanks for contributing an answer to Code Review Stack Exchange! You might want to re-check the length of. I'm having to guess at this, but is h=getBMIValue("height") line 15? For example, this method would have a really long & awkward name. 5. Am I betraying my professors if I leave a research group because of change of interest? The problem I'm having is I have absolutely no clue how to put the input from weight and height methods into the BMI method. Formula for Calculating BMI in Metric Units, BMI = (Weight in Kg) / (Height in Meters * Height in Meters) For example, weight = 75 kg, height = 1.5 m BMI = 75 / (1.5*1.5) = 33.33 - Rafa Sokalski Nov 7, 2018 at 7:54 Then, notice you have 3 steps, which are : I feel like this could use at least two methods. Not the answer you're looking for? BMI above 30 is considered obese. Asking for help, clarification, or responding to other answers. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. 6 My task: Body Mass Index (BMI) is a measure of health based on height and weight. Using a comma instead of and when you have a subject with two verbs, What does Harry Dean Stanton mean by "Old pond; Frog jumps in; Splash!". I am open to any criticism and any suggestions on how I can improve the code and improve the overall quality. The follow code does that, but I have exact duplication for handling the input of height and weight. How to Calculate BMI in Java Ask Question Asked 6 years, 11 months ago Modified 6 years, 11 months ago Viewed 3k times -4 I'm writing a program that takes the users input for height and weight then calculates the Body Mass Index from this. Basic Calculator Program Using Java - GeeksforGeeks (Further info: program to calculate Body Mass Index (BMI) allowing user to enter weight in stones and pounds or kilograms It allows user to enter height in feet and inches or centimeters. The following table shows the main BMI categories,BMI RangeCategory< 18.5Thinness18.5 25Normal25 30Overweight> 30Obese. Java program to calculate Body Mass Index (BMI) - Online Tutorials Library The trick in the second half of the while loop is that the expression, Thanks. BMI Calculator Java Swing Practice - Code Review Stack Exchange Body mass index (BMI) is a measure of body fat based on height and weight that applies to adult men and women. I think it should say that it requests the user's height (it's not clear from the message itself). ), Having the main method within your logic class is never good. Thanks for contributing an answer to Stack Overflow! */, /** They shouldn't describe how it works. I did the curtsy of calculating the bmi for you. Why do we allow discontinuous conduction mode (DCM)? The code works and meets all requirements as far as I can see. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); Java Program to Calculate BMI (Body Mass Index). GitHub - iasjem/bmi-calculator-java: A simple program that calculates :), Simply put, comments should explain the why, not how. Many doctors and healthcare professionals use BMI as a guide when they are assessing the general health of patients. BMI Calculator in Java - Medium This program will use both Metric (kg/m) and Imperial (lb/in) BMI formula. Java Code: how do you calculate bmi in java This program is written in Java and it calculates the body mass index (BMI) of a person based on their height and weight. That is, it's a good idea to create a doc comment for each method saying what it does, how it behaves if it gets an incorrect input and so on. on the how, which is already apparent in the code. Making statements based on opinion; back them up with references or personal experience. Can't align angle values with siunitx in table. We make use of First and third party cookies to improve our user experience. Write a java code to let the user enter weight, feet, and inches and interpret the users BMI. Using a comma instead of and when you have a subject with two verbs. It allows user to enter height in feet and inches or centimeters. PersonHealthData is model, service and partly view provider in one. The BMI makes it possible to determine whether one is the situation of thinness, overweight or obesity for example. Learn more about Stack Overflow the company, and our products. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Multiply that answer by 703. Use MathJax to format equations. Previous owner used an Excessive number of wall anchors. :(, @ferada Ehm, are you sure? You need to set them to the parameters of your class: this.firstName = user FirstName. Why is the expansion ratio of the nozzle of the 2nd stage larger than the expansion ratio of the nozzle of the 1st stage of a rocket? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. It uses separate methods for height, weight and BMI, these methods are called from main. Create BMI (Body Mass Index) Calculator In Java - W3Adda By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. What is telling us about Paul in Acts 9:1? How else should I do this? BMI or Body Mass Index is body mass measurement of an individual based on their height and weight. 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In this example, we will learn how to do the calculation by using any of these two different approaches. Java Program to calculate BMI or Body Mass Index :). Also, maybe you've had some problem with indenting your code when posting it here? How can I find the shortest path visiting all nodes in a connected graph as MILP? How to design the circuit to connect a status input and ground from the external device, to one of the GPIO pins on the ESP32. 594), Stack Overflow at WeAreDevelopers World Congress in Berlin, Manga where the MC is kicked out of party and uses electric magic on his head to forget things, Continuous Variant of the Chinese Remainder Theorem. It's fine to keep the height as an int, but I would show a message to the user saying that. No, you don't need the last else if. Required fields are marked *. BMI = 100 / (1.524 * 1.524) BMI = 43.056 This is expressed as kg/m^2. 4. Writing self-documenting code is a good practice (that is, ideally it should be clear what your code does from the code itself). Is it ok to run dryer duct under an electrical panel? Try to give descriptive names. It can be calculated by taking your weight in kilograms and dividing it by the square of your height in meters. My POC is clarity/fluidity of my code and my variable data types. It says, You may assert that all given arrays are equal of length, since the assignment does not mention array lengths. How to adjust the horizontal spacing of a table to get a good horizontal distribution? Best solution for undersized wire/breaker? By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. */ public static void main (String [] args) { double cm,kg,bmi,newcm; Although you may not have learnt how to make other methods yet, it is a simple concept to learn and is easily found on numerous YouTube tutorials. That is probably what @IEatBagels is referring to. I'm not a java programmer so this might not be right. Therefore, comment sparingly, and only when you really need it to explain something that is non-obvious. I'm writing a program that takes the users input for height and weight then calculates the Body Mass Index from this. Algebraically why must a single square root be done on all terms rather than individually? Formula of BMI in Lbs. I need to create a BMI calculator using the following formula:Calculate the BMI using the following formula: w BMI = ___ (h/100) 2. where w is weight in kilograms and h is height in centimeters. That's why I'd recommend to create a separate method for "step" of your computation: This way, you main method would just read the input, call these methods and print the result. If so I would guess it is something to do with scan. The comments should explain what the code does and why it does what it does. Can you move the creation and closure of scan outside the function and pass it as a parameters? Hi Julie, please include more context in your post. Thank you for the many tips! If it is a number, check it to make sure its > 0. They just create noise. Just about your last comment in code: you neither need the last else nor that much of comparison you make. Introduction In this post, we will look at a Simple Calculator Test case example for writing JUnit Tests. VDOMDHTMLtml> 32 Java BMI Calculator | - YouTube Launch Your First Android app with our TOP course at 82% OFF (24 hrs ONLY) HERE https://goo.gl/7veBXc"Learn How To Design + Code A Complete. I don't have much time now, but I'll get to testing in the next couple of days. What mathematical topics are important for succeeding in an undergrad PDE course? Align \vdots at the center of an `aligned` environment. One method should do one focused thing. I have an assignment in Java, where I have to calculate the BMI of a particular user, in an array of users, an array of heights and an array of weights. @media(min-width:0px){#div-gpt-ad-codevscolor_com-medrectangle-3-0-asloaded{max-width:320px;width:320px!important;max-height:50px;height:50px!important}}if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'codevscolor_com-medrectangle-3','ezslot_8',152,'0','0'])};__ez_fad_position('div-gpt-ad-codevscolor_com-medrectangle-3-0');@media(min-width:0px){#div-gpt-ad-codevscolor_com-medrectangle-3-0_1-asloaded{max-width:320px;width:320px!important;max-height:50px;height:50px!important}}if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'codevscolor_com-medrectangle-3','ezslot_9',152,'0','1'])};__ez_fad_position('div-gpt-ad-codevscolor_com-medrectangle-3-0_1');.medrectangle-3-multi-152{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:50px;padding:0;text-align:center!important}, @media(min-width:0px){#div-gpt-ad-codevscolor_com-medrectangle-3-0-asloaded{max-width:728px!important;max-height:90px!important}}. I thought about this. It's clearer! Why would a highly advanced society still engage in extensive agriculture? Naming it continueLoop because it's used in a while statement is silly. I seek a SF short story where the husband created a time machine which could only go back to one place & time but the wife was delighted, Effect of temperature on Forcefield parameters in classical molecular dynamics simulations. -I now have 9 methods instead of 3. bmiCalcImperial now split into 3 methods -What would be a better name than {continueLoop}? @media(min-width:0px){#div-gpt-ad-knowprogram_com-box-3-0-asloaded{max-width:728px;width:728px!important;max-height:90px;height:90px!important}}if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[728,90],'knowprogram_com-box-3','ezslot_6',114,'0','0'])};__ez_fad_position('div-gpt-ad-knowprogram_com-box-3-0'); Formula for Calculating BMI in Metric Units, BMI = (Weight in Kg) / (Height in Meters * Height in Meters). Why do code answers tend to be given in Python when no language is specified in the prompt? Example weight = 70 kg, height = 1.2 m BMI = 70 / (1.65*1.65) = BMI= 25.7 kg/m2 Healthy BMI range is :=> 18.5 kg/m 2 - 25 kg/m 2 Healthy weight for the height ranges :=> 50.4 kgs - 68.1 kgs You need to Lose 1.9 kgs to reach a BMI of 25 kg/m 2. Otherwise surely a review element would be code indentation :). The many comments tell the reader that you are a beginner, but don't worry, in a few weeks you can remove them and still understand the program equally well. java - BMI calculation | DaniWeb I'm getting a course on Java so I'm simply a beginner, but this is very useful. * calculate BMI if weight/height in pounds/inches 1. In this article we will look at dynamic method dispatch in Java which is a way to provide run-time polymorphism. Now, what does this look like : Notice I've changed h and w for height and weight. Next hint: you tagged your post with "parameters", but none of your functions uses any. So in the upcoming else case you don't have to check if its equal or bigger 18.5, if this would not be true it would be smaler so the if case had taken action and the else won't.
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