Code formatting - add spaces

README.md

@@ -34,7 +34,7 @@ $ymdstr = $moment->format('y-m-d');
 ```
 
 **Good**:
-```javascript
+```php
 $currentDate = $moment->format('y-m-d');
 ```
 **[⬆ back to top](#table-of-contents)**
@@ -104,6 +104,7 @@ Explicit is better than implicit.
 **Bad:**
 ```php
 $l = ['Austin', 'New York', 'San Francisco'];
+
 foreach($i=0; $i<count($l); $i++) {
     oStuff();
     doSomeOtherStuff();
@@ -118,6 +119,7 @@ foreach($i=0; $i<count($l); $i++) {
 **Good**:
 ```php
 $locations = ['Austin', 'New York', 'San Francisco'];
+
 foreach($i=0; $i<count($locations); $i++) {
     $location = $locations[$i];
     
@@ -645,7 +647,7 @@ just do one thing.
 class Airplane {
     // ...
     public function getCruisingAltitude() {
-    switch (this.type) {
+        switch ($this->type) {
             case '777':
                 return $this->getMaxAltitude() - $this->getPassengerCount();
             case 'Air Force One':
@@ -1048,6 +1050,7 @@ get into trouble.
 ```php
 class Rectangle {
     private $width, $height;
+    
     public function __construct() {
         $this->width = 0;
         $this->height = 0;
@@ -1136,7 +1139,7 @@ class Rectangle extends Shape {
 class Square extends Shape {
     public function __construct {
         parent::__construct();
-    this.length = 0;
+        $this->length = 0;
     }
     
     public function setLength($length) {
@@ -1500,7 +1503,7 @@ class Employee {
         $this->email = $email;
     }
     
-  setTaxData($ssn, $salary) {
+    public function setTaxData($ssn, $salary) {
         $this->taxData = new EmployeeTaxData($ssn, $salary);
     }
     // ...