ASDV-WebDev/Semester 1/Chapter ZIPs/JavaScript/ch6/ex_6_6.html

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HTML

2023-03-24 13:26:48 +07:00
<html>
<head>
<title>Example 6.6</title>
<script>
function pick_entree(picked)
{
var entree = document.getElementById(picked).value;
document.getElementById('main_dish').innerHTML = entree;
}
function pick_sides()
{
var flag = false;
var i =0;
var side1 = "";
var side2 = "";
for (i = 1; i <= 7; i++)
{
if ((document.getElementById(i).checked == true) && (flag == false))
{
side1 = document.getElementById(i).value;
flag = true;
}
else if ((document.getElementById(i).checked == true) && (flag == true))
side2 = document.getElementById(i).value;
}
document.getElementById('side_one').innerHTML = side1;
document.getElementById('side_two').innerHTML = side2;
}
</script>
<style type="text/css">
<!--
.style2 {color: #4f81bd}
.style4 {color: #4f81bd; font-weight: bold; }
-->
</style>
</head>
<body>
<table align = "center" width = "60%">
<form name="menu">
<tr><td colspan = "2"><h2><br />Select Your Meal</h2></td></tr>
<tr><td>Pick your main course:<br />
<input type="radio" name="entree" id="steak" value="Rib-Eye Steak" onclick="pick_entree('steak')">Rib-Eye Steak<br />
<input type="radio" name="entree" id="chicken" value="Fried Chicken" onclick="pick_entree('chicken')">Fried Chicken<br />
<input type="radio" name="entree" id="veggie" value="Veggie Platter" onclick="pick_entree('veggie')">Vegetarian Fried Tofu<br />
<input type="radio" name="entree" id="fish" value="Broiled Salmon" onclick="pick_entree('fish')">Broiled Salmon<br />
</td>
<td> Pick two side dishes<br />
<input type="checkbox" name="sides" id="1" value="French Fries" >French Fries<br />
<input type="checkbox" name="sides" id="2" value="Baked Potato">Baked Potato<br />
<input type="checkbox" name="sides" id="3" value="Cole Slaw">Cole Slaw<br />
<input type="checkbox" name="sides" id="4" value="Garden Salad">Garden Salad<br />
<input type="checkbox" name="sides" id="5" value="Mixed Vegetables">Mixed Vegetables<br />
<input type="checkbox" name="sides" id="6" value="Macaroni and Cheese">Macaroni and Cheese<br />
<input type="checkbox" name="sides" id="7" value="Applesauce">Applesauce<br /></td></tr>
<tr><td><input type="reset" value="ooops! Let me change my selections"> </td>
<td><input type ="button" onclick="pick_sides()" value = "Enter my side dish selections" "></button>
</td></tr>
<tr><td colspan = "2"><h2><br />Entree selected: <span id = "main_dish">&nbsp;</span> </h2>
<h2>First side dish selected: <span id = "side_one">&nbsp;</span> </h2>
<h2>Second side dish selected: <span id = "side_two">&nbsp;</span> </h2></td></tr>
</table></form>
</body>
</html>