2017-緣-casper_cheng #31
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Evafly
suggested changes
Aug 4, 2017
2017-緣-casper_cheng.md
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| console.log("weight:"+weight); | ||
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| console.log("BMI:"+weight/((height/100)*(height/100))); |
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作業要求是要使用函式回傳，這樣是直接輸出結果，並沒有回傳
所以建議寫法:
var bmi="BMI:"+weight/((height/100)*(height/100)); //宣告一個變數，將計算結果傳入參數
如果想要斷行顯示身高體重以及BMI，可以先宣告一個變數裝進去並使用/n斷行再回傳
var str="height:"+height+"/nweight"+weight+"/nBMI:"+bmi;
return str;
2017-緣-casper_cheng.md
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| getBMI(172,64); |
2017-緣-casper_cheng.md
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| console.log("height:"+height); | ||
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| console.log("weight:"+weight); |
2017-緣-casper_cheng.md
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| if (bmi > 18 && bmi <25){console.log("good"); | ||
| } | ||
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| if (bmi > 10 && bmi <18){ console.log("slim"); |
2017-緣-casper_cheng.md
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| getMessage(172,80); |
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下次還是上傳JS檔比較好歐^^ |
Evafly
reviewed
Aug 4, 2017
2017-緣-casper_cheng.md
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| function getMessage(height,weight) | ||
| { | ||
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| var bmi = weight/((height/100)*(height/100)); |
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這裡可以直接用 var bmi=getBMI(height,weight);就好囉
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function getBMI(height,weight){
console.log("height:"+height);
console.log("weight:"+weight);
console.log("BMI:"+weight/((height/100)*(height/100)));
}
getBMI(172,64);
function getMessage(height,weight)
{
var bmi = weight/((height/100)*(height/100));
console.log("height:"+height);
console.log("weight:"+weight);
if (bmi > 25){console.log("fat"); }
if (bmi > 18 && bmi <25){console.log("good"); }
if (bmi > 10 && bmi <18){ console.log("slim"); }
}
getMessage(172,80);