JavaScript

 

 

 


Lesson 8 Example 2: If... Else Statement


Enter a value from 1 to 5:

 

HEAD BODY
<script>
function validate()
{
x=document.myForm
txt=x.myInput.value
if (txt>=1 && txt<=5)
{
alert("Thank you!")
return true
}
else
{
alert("Must be between 1 and 5")
return false
}
}
</script>

<form name="myForm" onsubmit="return validate()">

Enter a value from 1 to 5:
<input type="text" name="myInput">

<input type="submit" value="Send input">

</form>
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© 2002 Tracy Johnson