Merge pull request #1 from spandan0724/spandan0724-patch-1

Fix Ebazhanov#6478: Updated php-quiz.md

php/php-quiz.md

@@ -1099,9 +1099,9 @@ for($x = 0; $x < $arrlength; $x++){
 
 #### Q86. Which is not true of the `toString()` in PHP?
 
+- [x] It allows you to call an object and see its components as a string.
 - [ ] It saves a lot of work of using setters methods to access the values of objects.
 - [ ] It saves a lot of work of using getters methods to access the values of objects.
-- [x] It allows you to call an object and see its components as a string.
 - [ ] It is automatically called when you use echo or print.
 
 #### Q87. What is a generator and how is it used in PHP?
@@ -1321,8 +1321,6 @@ while ($fruit_name = current($array)) {
 
 #### Q98. What does this code return?
 
-#### Q98. What does this code print?
-
 ```php
 class Smurf {
 
@@ -1349,40 +1347,40 @@ echo $smurf->name;
 
 #### Q99. You have an online form with a file input field called "image" for uploading files. Assuming the path to the upload directory is $path, which code should you use to make sure the file is uploaded from your form to the correct location?
 
-- [ ] :
+- [x] :
 
 ```php
-1 if ($_FILES['image'][error'] == 0) {
-2       move_uploaded_file($_FILES)['image']['temp_name'],
+1 if ($_FILES['image']['error'] === 0) {
+2       move_uploaded_file($_FILES['image']['temp_name'],
 3           $path . $_FILES['image']['name']);
-4  )
+4  }
 ```
 
-- [maybe] :
+- [ ] :
 
 ```php
-1 if ($_FILES['image'][error'] === false) {
+1 if ($_FILES['image']['error'] === false) {
 2       move_uploaded_file($_FILES)['image']['temp_name'],
-3           $path . $_FILES['image']['name']);
-4  )
+3           $path . $_FILES['image']['name'];
+4  }
 ```
 
 - [ ] :
 
 ```php
-1 if ($_FILES['image'][error'] == 0) {
+1 if ($_FILES['image']['error'] == 0) {
 2       copy($_FILES)['image']['temp_name'],
-3           $path . $_FILES['image']['name']);
-4  )
+3           $path . $_FILES['image']['name'];
+4  }
 ```
 
 - [ ] :
 
 ```php
-1 if ($_FILES['image'][error'] === false) {
+1 if ($_FILES['image']['error'] === false) {
 2       upload_file($_FILES)['image']['temp_name'],
-3           $path . $_FILES['image']['name']);
-4  )
+3           $path . $_FILES['image']['name'];
+4  }
 ```
 
 #### Q100. Which super global variable holds information about headers, paths, and script locations?
@@ -1538,3 +1536,10 @@ while($i>=0) {
       2 $initialString = 'All your base are’;
       3 append($initialString);
       4 echo $initialString;
+
+#### Q106. You want to retrieve input from an input field with the name "city" in a form that's submitted using the POST method. Which superglobal variable should you use?
+
+- [x] $_POST['city']
+- [ ] $_POST[city]
+- [ ] $POST['city']
+- [ ] $_Post['city']