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0

194
Views
How to get input type string in calculation

HTML

<input type="text" id="prva">
<input type="text" id="brojOcena">
<input type="button" value="Izracunaj" onclick="Racunaj()">

JS

function Racunaj(){
  let prva = document.querySelector('#prva');
  let broj = parseInt(document.querySelector('#brojOcena'));
  broj = broj.value;
  prva = prva.value;
}

How can I get let prva as prva = 15/broj instead of "5+5+5" / broj

about 4 years ago · Juan Pablo Isaza
1 answers
Answer question

0

function Racunaj(){
  var prva = document.querySelector('#prva');
  var broj =document.querySelector('#brojOcena');
  prva.value = eval(parseInt(prva.value)) / parseInt(broj.value);
}

Use parseInt() to convert string to integer

And just you want answer like that

prva.value = eval(parseInt(prva.value)) / parseInt(broj.value);
//prva = 15/broj 

eval() use to run string code know as integer add.

Try This

about 4 years ago · Juan Pablo Isaza Report
Answer question
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