Program Examples

SIGN UP TASK: three examples of how to add 2+2 with JavaScript

<script language=”JavaScript”>

//program one

document.writeln (“2 + 2 = 4”);

alert (2 + 2);

</script>

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<script language=”JavaScript”>

//program two

var number1 = 2;

var number2 = 2;

document.writeln(number1 + ” + ” + number2 + ” = ” + number1 + number2);

alert(number1 + number2);

</script>

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<script language=”JavaScript”>

//program three

var number1 = 2;

var number2 = 2;

var answer = number1 + number2;

document.writeln(number1 + ” + ” + number2 + ” = ” + answer);

alert(answer);

</script>

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