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--- php_variables [2024/10/06 05:12] – appledog
+++ php_variables [2024/10/06 05:16] (current) – appledog
@@ Line 20: / Line 20: @@
 </Code>
-=== Integers
+== Operations
-We can also store numbers.
+We can add variables together.
+<Code:PHP>
+<?php
+	$a = readLine("a = ");
+	$b = readLine("b = ");
+	echo $a . " + " . $b . " = " . $a+$b . "\n";
+?>
+</Code>
+== Testing variables with IF
+We can also determine what to do based on what's in a variable.
+<Code:PHP>
+<?php
+	$name = readLine("What is your name? ");
+	$fruit = readLine("What is your favourite fruit? ");
+	if ($fruit == "poo") {
+		echo "Ewwwwww!\n";
+		echo $name . " is bad!\n";
+	} else if ($fruit == "banana") {
+		echo "{$name} is good.\n";
+		echo "I also like {$fruit}. Yum!\n";
+	} else {
+		echo "Hello, {$name}.\n";
+	}
+?>
+</Code>
+== Integers
+We can also store numbers and do operations on those numbers.
 <Code:PHP>
@@ Line 34: / Line 72: @@
 ?>
 </Code>