<HTML>
<HEAD>
<TITLE>Using Comparison Operators</TITLE>
</HEAD>
<BODY>
<?
$a = 21;
$b = 15;
echo "<P>Original value of \$a is $a and \$b is $b</P>";
if ($a == $b) {
echo "<P>TEST 1: \$a equals \$b</P>";
} else {
echo "<P>TEST 1: \$a is not equal to \$b</P>";
if ($a != $b) {
echo "<P>TEST 2: \$a is not equal to \$b</P>";
} else {
echo "<P>TEST 2: \$a is equal to \$b</P>";
}
if ($a > $b) {
echo "<P>TEST 3: \$a is greater than \b</P>";
} else {
echo "<P>TEST 3: \$a is not greater than \$b</P>";
}
if ($a <$b) {
echo "<P>TEST 4: \$a is less than \$b</P>";
} else {
echo "<P>TEST 4: \$a is not less than \$b</P>";
}
if ($a >= $b) {
echo "<P>TEST 5: \$a is greater than or equal to \$b</P>";
} else {
echo "<P>TEST 5: \$a is not greater than or equal to \$b</P>";
}
if ($a <= $b) {
echo "TEST 6: \$a is less than or equal to \$b</P>";
} else {
echo "TEST 6: \$a is not less than or equal to \$b</P>";
}
?>
</BODY>
</HTML>
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