Learn Courses Lessons Articles

⌘K

Loading lesson

learn by doing,
two minutes at a time.

LearnCourses Lessons Articles

Watch & listenPodcasts Talks

StoriesCase studies Success stories Campaigns Browse everything →

© 2013–2026 egghead.iothe egg does not crack 🥚

all systems sunny-side up↑ Back to top

Course

A Complete Introduction to PHP

46 lessons · 2h 8m

1Install PHP with Homebrew4:25
2Install a PHP IDE editor1:58
3Start the built-in PHP web server2:36
4Create a “Hello world!” PHP script2:01
5Closing tags, semicolons & line breaks in PHP2:58
6Alternate method of calling PHP language constructs1:08
7Write short echo tags in PHP1:53
8Create & name variables in PHP2:25
9PHP data type assignments3:27
10Type casting in PHP2:05
11Type juggling (coercion) in PHP2:48
Concatenating strings in PHP3:08
13String interpolation & escaping in PHP1:38
14Create a constant in PHP to store a fixed value4:40
15Create a Boolean variable in PHP3:28
16Conditionally execute PHP code with an if statement1:48
17Write multiple conditions to execute alternate PHP code3:24
18Alternate PHP if statement syntax for view files3:36
19Refactor a PHP if else statement into a ternary3:33
20Use a PHP switch statement for advanced conditional logic4:12
21Use a match statement for advanced PHP data checks3:07
22Create a list using a PHP array1:11
23Display the contents of an array with a foreach loop1:56
24Use an array key to determine current iteration1:26
25Create a key/value store within a PHP array2:19
26Create a nested or multi-dimensional array in PHP2:34
27Get the count of a PHP array2:32
28Display the contents of an array with a for loop3:38
29Continue or break out of a PHP loop2:18
30Purpose of a function in PHP1:34
31Create a function in PHP1:52
32Function & global scope in PHP1:53
33Calling functions with return values in PHP3:33
34Passing arguments to PHP functions2:28
35Defining function return & argument types in PHP2:19
36Type coercion & strict data types in PHP4:26
37Including or requiring files in PHP4:18
38Create & instantiate a class in PHP2:13
39Run code on PHP class creation with a constructor2:23
40Create class properties in previous versions of PHP2:47
41Create promoted properties in PHP 8 classes2:12
42Retrieve public class properties with PHP’s arrow syntax1:43
43Understanding scope in PHP classes4:01
44Refactoring functions into PHP classes3:18
45Defining & using PHP namespaces4:19
46Replace PHP require statements with the Composer class autoloader4:13

Course lesson

Concatenating strings in PHP

Joining two strings together is something you will do a lot in PHP. Learn a few different ways to concatenate strings together.

Duration: 3 min
Access: Included
Transcript: Available

Joining two strings together is something you will do a lot in PHP. Learn a few different ways to concatenate strings together.

Learn Courses Lessons Articles

⌘K

Access required

This lesson is available with an active egghead membership.

Sign in or subscribe

Course

A Complete Introduction to PHP

46 lessons · 2h 8m

1Install PHP with Homebrew4:25
2Install a PHP IDE editor1:58
3Start the built-in PHP web server2:36
4Create a “Hello world!” PHP script2:01
5Closing tags, semicolons & line breaks in PHP2:58
6Alternate method of calling PHP language constructs1:08
7Write short echo tags in PHP1:53
8Create & name variables in PHP2:25
9PHP data type assignments3:27
10Type casting in PHP2:05
11Type juggling (coercion) in PHP2:48
Concatenating strings in PHP3:08
13String interpolation & escaping in PHP1:38
14Create a constant in PHP to store a fixed value4:40
15Create a Boolean variable in PHP3:28
16Conditionally execute PHP code with an if statement1:48
17Write multiple conditions to execute alternate PHP code3:24
18Alternate PHP if statement syntax for view files3:36
19Refactor a PHP if else statement into a ternary3:33
20Use a PHP switch statement for advanced conditional logic4:12
21Use a match statement for advanced PHP data checks3:07
22Create a list using a PHP array1:11
23Display the contents of an array with a foreach loop1:56
24Use an array key to determine current iteration1:26
25Create a key/value store within a PHP array2:19
26Create a nested or multi-dimensional array in PHP2:34
27Get the count of a PHP array2:32
28Display the contents of an array with a for loop3:38
29Continue or break out of a PHP loop2:18
30Purpose of a function in PHP1:34
31Create a function in PHP1:52
32Function & global scope in PHP1:53
33Calling functions with return values in PHP3:33
34Passing arguments to PHP functions2:28
35Defining function return & argument types in PHP2:19
36Type coercion & strict data types in PHP4:26
37Including or requiring files in PHP4:18
38Create & instantiate a class in PHP2:13
39Run code on PHP class creation with a constructor2:23
40Create class properties in previous versions of PHP2:47
41Create promoted properties in PHP 8 classes2:12
42Retrieve public class properties with PHP’s arrow syntax1:43
43Understanding scope in PHP classes4:01
44Refactoring functions into PHP classes3:18
45Defining & using PHP namespaces4:19
46Replace PHP require statements with the Composer class autoloader4:13

Course lesson

Concatenating strings in PHP

Joining two strings together is something you will do a lot in PHP. Learn a few different ways to concatenate strings together.

How was this course?

A Complete Introduction to PHP · 46 lessons watched

Your rating

1234567

Not usefulExcellent

Anything else? Optional

Duration: 3 min
Access: Included
Transcript: Available