Folders renumbered

Folders renumbered

04/01.php

@@ -0,0 +1,6 @@
+<?php
+  echo "a: [" . (20 > 9) . "]<br>";
+  echo "b: [" . (5 == 6) . "]<br>";
+  echo "c: [" . (1 == 0) . "]<br>";
+  echo "d: [" . (1 == 1) . "]<br>";
+?>

04/02.php

@@ -0,0 +1,4 @@
+<?php // test2.php
+  echo "a: [" . TRUE  . "]<br>";
+  echo "b: [" . FALSE . "]<br>";
+?>

04/03.php

@@ -0,0 +1,10 @@
+<?php
+  $myname = "Brian";
+  $myage  = 37;
+
+  echo "a: " . 73      . "<br>"; // Numeric literal
+  echo "b: " . "Hello" . "<br>"; // String literal
+  echo "c: " . FALSE   . "<br>"; // Constant literal
+  echo "d: " . $myname . "<br>"; // String variable
+  echo "e: " . $myage  . "<br>"; // Numeric variable
+?>

04/04.php

@@ -0,0 +1,9 @@
+<?php
+  $day_number       = 340;                // Assignment by Value
+  $days_to_new_year = 366 - $day_number;  // Assignment by Expression
+
+  if ($days_to_new_year < 30)             // Condition
+  {
+    echo "Not long now till new year";    // Statement
+  }
+?>

04/11.php

@@ -0,0 +1,3 @@
+<?php
+  $level = $score = $time = 0;
+?>

04/12.php

@@ -0,0 +1,5 @@
+<?php
+  $month = "March";
+
+  if ($month == "March") echo "It's springtime";
+?>

04/13.php

@@ -0,0 +1,7 @@
+<?php
+  $a = "1000";
+  $b = "+1000";
+
+  if ($a == $b)  echo "1";
+  if ($a === $b) echo "2";
+?>

04/14.php

@@ -0,0 +1,7 @@
+<?php
+  $a = "1000";
+  $b = "+1000";
+
+  if ($a != $b)  echo "1";
+  if ($a !== $b) echo "2";
+?>

04/15.php

@@ -0,0 +1,7 @@
+<?php
+  $a = 2; $b = 3;
+  if ($a > $b)  echo "$a is greater than $b<br>";
+  if ($a < $b)  echo "$a is less than $b<br>";
+  if ($a >= $b) echo "$a is greater than or equal to $b<br>";
+  if ($a <= $b) echo "$a is less than or equal to $b<br>";
+?>

04/16.php

@@ -0,0 +1,8 @@
+<?php
+  $a = 1; $b = 0;
+
+  echo ($a AND $b) . "<br>";
+  echo ($a or $b)  . "<br>";
+  echo ($a XOR $b) . "<br>";
+  echo !$a         . "<br>";
+?>

04/17.php

@@ -0,0 +1,3 @@
+<?php
+  if ($finished == 1 or getnext() == 1) exit;
+?>

04/18.php

@@ -0,0 +1,5 @@
+<?php
+  $gn = getnext();
+
+  if ($finished == 1 or $gn == 1) exit;
+?>

04/19.php

@@ -0,0 +1,7 @@
+<?php
+  if ($bank_balance < 100)
+  {
+    $money         = 1000;
+    $bank_balance += $money;
+  }
+?>

04/20.php

@@ -0,0 +1,12 @@
+<?php
+  if ($bank_balance < 100)
+  {
+    $money         = 1000;
+    $bank_balance += $money;
+  }
+  else
+  {
+    $savings      += 50;
+    $bank_balance -= 50;
+  }
+?>

04/21.php

@@ -0,0 +1,17 @@
+<?php
+  if ($bank_balance < 100)
+  {
+  	$money         = 1000;
+  	$bank_balance += $money;
+  }
+  elseif ($bank_balance > 200)
+  {
+  	$savings      += 100;
+  	$bank_balance -= 100;
+  }
+  else
+  {
+  	$savings      += 50;
+  	$bank_balance -= 50;
+  }
+?>

04/22.php

@@ -0,0 +1,10 @@
+<?php
+  $page = "test";
+
+  if     ($page == "Home")  echo "You selected Home";
+  elseif ($page == "About") echo "You selected About";
+  elseif ($page == "News")  echo "You selected News";
+  elseif ($page == "Login") echo "You selected Login";
+  elseif ($page == "Links") echo "You selected Links";
+  else                      echo "Unrecognized selection";
+?>

04/23.php

@@ -0,0 +1,15 @@
+<?php
+  switch ($page)
+  {
+  	case "Home":  echo "You selected Home";
+  		break;
+  	case "About": echo "You selected About";
+  		break;
+  	case "News":  echo "You selected News";
+  		break;
+  	case "Login": echo "You selected Login";
+  		break;
+  	case "Links": echo "You selected Links";
+  		break;
+  }
+?>

04/24.php

@@ -0,0 +1,23 @@
+<?php
+switch ($page)
+{
+	case "Home":
+	    echo "You selected Home";
+		break;
+	case "About":
+	    echo "You selected About";
+		break;
+	case "News":
+	    echo "You selected News";
+		break;
+	case "Login":
+	    echo "You selected Login";
+		break;
+	case "Links":
+	    echo "You selected Links";
+		break;
+	default:
+	    echo "Unrecognized selection";
+		break;
+}
+?>

04/25.php

@@ -0,0 +1,13 @@
+<?php
+  switch ($page):
+  	case "Home":
+  		echo "You selected Home";
+  		break;
+  
+  	// etc...
+  
+  	case "Links":
+  		echo "You selected Links";
+  		break;
+  endswitch;
+?>

04/26.php

@@ -0,0 +1,3 @@
+<?php
+  echo $fuel <= 1 ? "Fill tank now" : "There's enough fuel";
+?>

04/27.php

@@ -0,0 +1,3 @@
+<?php
+  $enough = $fuel <= 1 ? FALSE : TRUE;
+?>

04/28.php

@@ -0,0 +1,9 @@
+<?php
+  $fuel = 10;
+
+  while ($fuel > 1)
+  {
+	// Keep driving …
+	echo "There's enough fuel";
+  }
+?>

04/29.php

@@ -0,0 +1,9 @@
+<?php
+  $count = 1;
+
+  while ($count <= 12)
+  {
+	echo "$count times 12 is " . $count * 12 . "<br>";
+	++$count;
+  }
+?>

04/30.php

@@ -0,0 +1,6 @@
+<?php
+  $count = 0;
+
+  while (++$count <= 12)
+	echo "$count times 12 is " . $count * 12 . "<br>";
+?>

04/31.php

@@ -0,0 +1,7 @@
+<?php
+  $count = 1;
+
+  do
+	echo "$count times 12 is " . $count * 12 . "<br>";
+  while (++$count <= 12);
+?>

04/32.php

@@ -0,0 +1,8 @@
+<?php
+  $count = 1;
+  
+  do {
+	echo "$count times 12 is " . $count * 12;
+	echo "<br>";
+  } while (++$count <= 12);
+?>

04/33.php

@@ -0,0 +1,4 @@
+<?php
+  for ($count = 1 ; $count <= 12 ; ++$count)
+	echo "$count times 12 is " . $count * 12 . "<br>";
+?>

04/34.php

@@ -0,0 +1,7 @@
+<?php
+  for ($count = 1 ; $count <= 12 ; ++$count)
+  {
+	echo "$count times 12 is " . $count * 12;
+	echo "<br>";
+  }
+?>

04/35.php

@@ -0,0 +1,12 @@
+<?php
+  $fp = fopen("text.txt", 'wb');
+
+  for ($j = 0 ; $j < 100 ; ++$j)
+  {
+	$written = fwrite($fp, "data");
+
+	if ($written == FALSE) break;
+  }
+
+  fclose($fp);
+?>

04/36.php

@@ -0,0 +1,12 @@
+<?php
+  $j = 10;
+
+  while ($j > -10)
+  {
+    $j--;
+
+    if ($j == 0) continue;
+
+    echo (10 / $j) . "<br>";
+  }
+?>

04/37.php

@@ -0,0 +1,7 @@
+<?php
+  $a = 56;
+  $b = 12;
+  $c = $a / $b;
+
+  echo $c;
+?>