A simple program that I wrote using JQuery to ask the user to give temperature in Fahrenheit and convert it into Celsius temperature equivalent.
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Sample Program Output
Program Listing
temperature.html
<html>
<head>
<title>Fahrenheit To Celsius Converter</title>
<script src="jquery-3.4.0.min.js"></script>
<style>
body {
background-color:white;
font-family: arial;
font-size:15px;
font-weight:bold;
}
.input_bold {
font-weight: bold;
font-size:15px;
color:blue;
}
.input_bold2 {
font-weight: bold;
font-size:15px;
color:black;
}
.left {
width: 15%;
float: left;
text-align: right;
}
.right {
width: 50%;
margin-left: 20px;
float:left;
}
.header {
width: 30%;
float: left;
text-align: right;
}
h4 {
text-align: center;
}
</style>
<script>
/* solve button */
$(document).ready(function() {
$("#fahrenheit").on("keydown keyup", function() {
//$("#solve").click(function() {
var fah = $("#fahrenheit").val();
celsius = (fah-32) * 5 / 9;
$("#results").val(celsius.toFixed(2) +" "+ String.fromCharCode(176) + "C");
});
/* clear button */
$("#clear").click(function(){
$("#fahrenheit").val('');
$("#results").val('');
$("#fahrenheit").focus();
});
});
</script>
</head>
<body>
<form>
<br>
<div class="header">
<h3>Fahrenheit To Celsius Converter</h3>
</div>
<br><br><br><br><br>
<div class="left">
Temperature in Fahrenheit
</div>
<div class="right">
<input type="text" id="fahrenheit" name="fahrenheit" class="input_bold2 "size="10" autofocus/><br>
</div>
<br><br>
<div class="left">
Celsius Equivalent
</div>
<div class="right">
<input type="text" id="results" name="results" class="input_bold" size="10" readonly />
</div>
<br><br>
<div class="right">
<button type= "button" id ="clear" title="Click here to clear the textbox.">
Clear </button>
<br>
</div>
</form>
</body>
</html>
