diff --git a/README.md b/README.md index 7c787c3..6668708 100644 --- a/README.md +++ b/README.md @@ -1,51 +1,17 @@ -`#php` `#basics` `#master-in-software-development` - # PHP Basics -

- Version -

- -> In this project you will learn the basic notions of the famous PHP language which is so used in the world of web development. -> -> What distinguishes PHP from other languages ​​such as Javascript is that the code is executed on the server, generating HTML and sending it to the client. +It is a library with different features that php offers. ## Index -- [Requirements](#requirements) -- [Repository](#repository) -- [Technologies used](#technologies-used) -- [Project delivery](#project-delivery) -- [Resources](#resources) - -## Requirements - -- Learn the basics to program in PHP -- Understand what a server-side language is and what it is used for - -## Repository - -First of all you must fork this project into your GitHub account. - -To create a fork on GitHub is as easy as clicking the “fork” button on the repository page. - -Fork on GitHub - -## Technologies used - -\* PHP - -## Project delivery - -To deliver this project you must send a Pull Request as explained in the Students Handbook. Remember that the PR title must be with the format -- Solution: + NAME AND SURNAME or TEAM NAMES AND SURNAMES. -- For example: "Solution: Josep Riera", "Solution: Josep Riera, Toni Suárez, Marta Vázquez" - -## Resources - -- [What can PHP do?](https://www.php.net/manual/es/intro-whatcando.php) -- [Sample guide for README](https://gist.github.com/Villanuevand/6386899f70346d4580c723232524d35a) -- [XAMPP](https://www.apachefriends.org/es/index.html) -- [How to install XAMPP on Windows](https://www.youtube.com/watch?v=h6DEDm7C37A) -- [What is a web server?](https://www.youtube.com/watch?v=Yt1nesKi5Ec) -- [Web server basics](https://www.youtube.com/watch?v=3VqfpVKvlxQ) +- [Print](#print) +- [Iterators](#iterators) +- [Operators](#operators) +- [Dates](#dates) +- [Conditionals](#conditionals) +- [Types](#types) +- [Maths](#maths) +- [Strings](#strings) +- [Arrays](#arrays) +- [Functions](#functions) +- [Phpinfo](#phpinfo) diff --git a/arrays.php b/arrays.php new file mode 100644 index 0000000..1498af6 --- /dev/null +++ b/arrays.php @@ -0,0 +1,116 @@ + + +Types"; + +echo '
+

+$arrStr = array("Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday");
+
+$arrNum = [1, 4, 6, 1.4, 5.9, 5, 7];
+
+$arrMult = [1, 4, 6, [4, 9, 4]];
+

+
'; +$arrStr = array("Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"); +$arrNum = [1, 4, 6, 1.4, 5.9, 5, 7]; +$arrMult = [1, 4, 6, [4, 9, 4]]; + +echo "

Length

"; + +echo '

+function lengthArr($arr)
+{
+    return count($arr);
+}
+
+$resultLengthA = lengthArr($arrStr);
+
'; + +function lengthArr($arr) +{ + return count($arr); +} + +$resultLengthA = lengthArr($arrStr); + +echo $resultLengthA; + +echo "

Combination Two Arrays

"; + +echo '

+function combination($arr1, $arr2)
+{
+    return array_combine($arr1, $arr2);
+}
+
+$resultCombination = combination($arrNum, $arrStr);
+
'; + +function combination($arr1, $arr2) +{ + return array_combine($arr1, $arr2); +} + +$resultCombination = combination($arrNum, $arrStr); + +print_r($resultCombination); + +echo "

Last Element

"; + +echo '

+function lastEl($arr)
+{
+    return end($arr);
+}
+
+$resultLastEl = lastEl($arrNum);
+
'; + +function lastEl($arr) +{ + return end($arr); +} + +$resultLastEl = lastEl($arrNum); + +echo $resultLastEl; + +echo "

Add Element

"; + +echo '

+function addElement($arr, $elAdd)
+{
+    return array_push($arr, $elAdd);
+    return $arr;
+}
+
+$resultAddEl = addElement($arrStr, "Monday");
+
'; + +function addElement($arr, $elAdd) +{ + array_push($arr, $elAdd); + return $arr; +} + +$resultAddEl = addElement($arrStr, "Monday"); + +print_r($resultAddEl); diff --git a/conditionals.php b/conditionals.php new file mode 100644 index 0000000..57b4d2c --- /dev/null +++ b/conditionals.php @@ -0,0 +1,131 @@ + + +$currentDay = new DateTime();"; + +$currentDay = new DateTime(); + + +echo "

Current day = Monday

"; + +echo "

$day = $currentDay -> format('D');

"; +$day = $currentDay->format('D'); + +echo '

+if ($day == "Mon") {
+    echo "We are on Monday";
+}
+
'; + +if ($day == 'Mon') { + echo "We are on Monday"; +} + +echo "

Current month = October

"; + +echo "

$month = $currentDay -> format('M');

"; +$month = $currentDay->format('m'); + +echo '

+if ($month == 10) {
+    echo "We are in October";
+}
+
'; + +if ($month == 10) { + echo "We are in October"; +} + +echo "

Double condition

"; + +echo "

$currentMinute = $currentDay -> format('i');

"; +$currentMinute = $currentDay->format('i'); + +echo '

+if ($currentMinute < 10) {
+    echo "the current minute is less than 10";
+} elseif ($currentMinute > 15) {
+    echo "the current minute is more than 15";
+} else {
+    echo "does not meet any conditions";
+}
+
'; + +if ($currentMinute < 10) { + echo "the current minute is less than 10"; +} elseif ($currentMinute > 15) { + echo "the current minute is more than 15"; +} else { + echo "does not meet any conditions"; +} + + +echo "

Switch

"; + +echo "

$dayOfWeek = $currentDay -> format('D');

"; +$dayOfWeek = $currentDay->format('D'); + +echo '

+switch ($dayOfWeek) {
+    case "Mon":
+        echo "Today is Monday";
+        break;
+    case "Tue":
+        echo "Today is Tuesday";
+        break;
+    case "Wed":
+        echo "Today is Wednesday";
+        break;
+    case "Thu":
+        echo "Today is Thursday";
+        break;
+    case "Fri":
+        echo "Today is Friday";
+        break;
+    case "Sat":
+        echo "Today is Saturday";
+        break;
+    default:
+        echo "Today is Sunday";
+}
+
+
'; + +switch ($dayOfWeek) { + case "Mon": + echo "Today is Monday"; + break; + case "Tue": + echo "Today is Tuesday"; + break; + case "Wed": + echo "Today is Wednesday"; + break; + case "Thu": + echo "Today is Thursday"; + break; + case "Fri": + echo "Today is Friday"; + break; + case "Sat": + echo "Today is Saturday"; + break; + default: + echo "Today is Sunday"; +} diff --git a/dates.php b/dates.php new file mode 100644 index 0000000..096f927 --- /dev/null +++ b/dates.php @@ -0,0 +1,53 @@ + +$today = new DateTime();"; + +$today = new DateTime(); + +echo "

Format 'Y-m-d'

"; +echo "

echo $today -> format('Y-m-d');

"; + +echo $today->format('Y-m-d'); + +echo "

Current date any format

"; +echo "

(d-m-y)

"; + +echo $today->format('d-m-y'); + +echo "

(d-m-Y)

"; + +echo $today->format('d-m-Y'); + +echo "

(d-M-Y)

"; + +echo $today->format('d-M-Y'); + +echo "

(D-m-Y)

"; + +echo $today->format('D-m-Y'); + +echo "

Current day

"; +echo "

echo $today -> format('d'), $today -> format('D');

"; +echo $today->format('d'), $today->format('D'); + +echo "

Current month

"; +echo "

echo $today -> format('m');

"; +echo $today->format('m'); + +echo "

Current minute

"; +echo "

echo $today -> format('i');

"; +echo $today->format('i'); diff --git a/functions.php b/functions.php new file mode 100644 index 0000000..04ace54 --- /dev/null +++ b/functions.php @@ -0,0 +1,113 @@ + + +Sum"; + +echo '

+function sum($num1, $num2)
+{
+    return $num1 + $num2;
+}
+
+$resultSum = sum(4, 5);
+
'; + +function sum($num1, $num2) +{ + return $num1 + $num2; +} + +$resultSum = sum(4, 5); + +echo $resultSum; + +echo "

Multiplication

"; + +echo '

+function multiplication($num1, $num2)
+{
+    return $num1 * $num2;
+}
+
+$resultMultiplication = multiplication(4, 5);
+
'; + +function multiplication($num1, $num2) +{ + return $num1 * $num2; +} + +$resultMultiplication = multiplication(4, 5); + +echo $resultMultiplication; + + +echo "

Division

"; + +echo '

+function division($num1, $num2)
+{
+    return $num1 / $num2;
+}
+
+$resultDivision = division(10, 5);
+
'; + +function division($num1, $num2) +{ + return $num1 / $num2; +} + +$resultDivision = division(10, 5); + +echo $resultDivision; + + +echo "

Operation

"; + +echo '

+function operation($num1, $num2, $operator)
+{
+    if ($operator == "+") {
+        return sum($num1, $num2);
+    } elseif ($operator == "*") {
+        return multiplication($num1, $num2);
+    } else {
+        return division($num1, $num2);
+    }
+}
+
+$resultOperation = operation(4, 2, "/");
+
'; + +function operation($num1, $num2, $operator) +{ + if ($operator == "+") { + return sum($num1, $num2); + } elseif ($operator == "*") { + return multiplication($num1, $num2); + } else { + return division($num1, $num2); + } +} + +$resultOperation = operation(4, 2, "/"); + +echo $resultOperation; diff --git a/iterators.php b/iterators.php new file mode 100644 index 0000000..39b3f56 --- /dev/null +++ b/iterators.php @@ -0,0 +1,85 @@ + +$days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday'];
"; + +$days = ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"]; + +echo "

For

"; + +echo '

+for ($i = 0; $i < count($days); $i++) {
+    echo "Today is $days[$i].";
+}
+
'; +for ($i = 0; $i < count($days); $i++) { + echo "

Today is $days[$i].

"; +} + +echo "

For Each

"; + +echo '

+foreach ($days as $day) {
+    echo "Today is $day.";
+}
+
'; + +foreach ($days as $day) { + echo "

Today is $day.

"; +} + +echo "

While

"; + +echo '

+$i = 0;
+
+while ($i < count($days)) {
+    echo "Today is $days[$i].";
+    $i++;
+}
+
'; + +$i = 0; +while ($i < count($days)) { + echo "

Today is $days[$i].

"; + $i++; +} + +echo "

Do While

"; + +echo '

+$i = 0;
+
+do {
+    echo "Today is $days[$i].";
+    $i++;
+} while ($i < count($days));
+

+
'; + +$i = 0; +do { + echo "

Today is $days[$i].

"; + $i++; +} while ($i < count($days)); diff --git a/maths.php b/maths.php new file mode 100644 index 0000000..e6c0054 --- /dev/null +++ b/maths.php @@ -0,0 +1,116 @@ + + +Absolute Value"; + +echo '

+function absolute($num)
+{
+    return abs($num);
+};
+
+$result = absolute(5);
+
'; + +function absolute($num) +{ + return abs($num); +}; + +$resultAbs = absolute(5); +echo $resultAbs; + +echo "

Rounded Value Up

"; + +echo '

+function rounded($num)
+{
+    return ceil($num);
+};
+
+$resultRound = rounded(1.3);
+
'; + +function rounded($num) +{ + return ceil($num); +}; + +$resultRound = rounded(1.3); +echo $resultRound; + +echo "

Highest value

"; + +echo '

+function highest($arr)
+{
+    return max($arr);
+}
+
+$arrNums = [2, 5, 6, 9, 3, 0, 4];
+$resultHigh = highest($arrNums);
+
'; +function highest($arr) +{ + return max($arr); +} + +$arrNums = [2, 5, 6, 9, 3, 0, 4]; +$resultHigh = highest($arrNums); +echo $resultHigh; + +echo "

Lowest Value

"; + +echo '

+function lowest($arr)
+{
+    return min($arr);
+}
+
+$arrNums = [2, 5, 6, 9, 3, 1, 4];
+$resultLow = lowest($arrNums);
+
'; + +function lowest($arr) +{ + return min($arr); +} + +$arrNums = [2, 5, 6, 9, 3, 1, 4]; +$resultLow = lowest($arrNums); +echo $resultLow; + + +echo "

Random Number

"; + +echo '

+function random($min, $max)
+{
+    return rand($min, $max);
+}
+
+$resultRand = random(1, 10);
+
'; +function random($min, $max) +{ + return rand($min, $max); +} + +$resultRand = random(1, 10); +echo $resultRand; diff --git a/operators.php b/operators.php new file mode 100644 index 0000000..f72d757 --- /dev/null +++ b/operators.php @@ -0,0 +1,131 @@ + +Arithmetic Operators"; +echo "

var_dump(3 + 2) = "; +var_dump(3 + 2); +echo ";

"; + +echo "

var_dump(3 - 2) = "; +var_dump(3 - 2); +echo ";

"; + +echo "

var_dump(3 * 2) = "; +var_dump(3 * 2); +echo ";

"; + +echo "

var_dump(3 / 2) = "; +var_dump(3 / 2); +echo ";

"; + +echo "

var_dump(3 % 2) = "; +var_dump(3 % 2); +echo ";

"; + +echo "

Comparison Operators

"; + +echo "

var_dump(3 == 2) = "; +var_dump(3 == 2); +echo ";

"; + +echo "

var_dump(3 != 2) = "; +var_dump(3 != 2); +echo ";

"; + +echo "

var_dump(3 < 2) = "; +var_dump(3 < 2); +echo ";

"; + +echo "

var_dump(3 > 2) = "; +var_dump(3 > 2); +echo ";

"; + +echo "

var_dump(3 <= 2) = "; +var_dump(3 <= 2); +echo ";

"; + +echo "

var_dump(3 >= 2) = "; +var_dump(3 >= 2); +echo ";

"; + +echo "

Logical Operators

"; + +echo "

&& / and:

"; + +echo "

$a = 3 > 2 && 2 > 2;

"; +echo "

$b = 3 > 2 and 2 > 2;

"; + +$a = 3 > 2 && 2 > 2; +$b = 3 > 2 and 2 > 2; + +echo "

var_dump($a) = "; +var_dump($a); +echo ";

"; + +echo "

var_dump($b) = "; +var_dump($b); +echo ";

"; + +echo "

|| / or:

"; + +echo "

$c = 2 > 2 || 3 > 2;

"; +echo "

$d = 2 > 2 or 3 > 2;

"; + +$c = 2 > 2 || 3 > 2; +$d = 2 > 2 or 3 > 2; + +echo "

var_dump($a) = "; +var_dump($c); +echo ";

"; + +echo "

var_dump($b) = "; +var_dump($d); +echo ";

"; + +echo "

!(NOT):

"; + +echo "

$e = 3 > 2;

"; +echo "

$f = 2 > 2;

"; + +$e = 3 > 2; +$f = 2 > 2; + +echo "

var_dump(!$e) = "; +var_dump(!$e); +echo ";

"; + +echo "

var_dump(!$f) = "; +var_dump(!$f); +echo ";

"; + +echo "

Xor:

"; + +echo "

$g = 5 > 3;

"; +echo "

$h = 4 > 3;

"; +echo "

$i = 4 > 5;

"; + +$g = 5 > 3; +$h = 4 > 3; +$i = 4 > 5; + + +echo "

var_dump($g Xor $h) = "; +var_dump($g xor $h); +echo ";

"; + +echo "

var_dump($h Xor $i) = "; +var_dump($h xor $i); +echo ";

"; diff --git a/phpinfo.php b/phpinfo.php new file mode 100644 index 0000000..33da5b2 --- /dev/null +++ b/phpinfo.php @@ -0,0 +1,2 @@ + + body { + font-family: Georgia, 'Times New Roman', Times, serif; + padding: 2em; + } + + h2 { + color: #18978F; + margin-top: 2em; + } + +$greeting= 'Hi!';"; +echo "

$morning= 'Good Morning!';

"; +echo "

$days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday'];


"; + +$greeting = "Hi!"; +$morning = "Good Morning!"; +$days = ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"]; + +echo "

echo

"; +echo "

echo $greeting, $morning;

"; +echo $greeting, $morning; +echo "

print

"; +echo "

print $greeting;

"; +print "$greeting"; +echo "

print_r

"; +echo "

print_r($days);

"; +print_r($days); diff --git a/strings.php b/strings.php new file mode 100644 index 0000000..ca5fc3f --- /dev/null +++ b/strings.php @@ -0,0 +1,187 @@ + + +Print"; +echo "

print 'Hi!';

"; +print "Hi!
"; + +echo '

+$morning = "Good Morning!";
+
+print $morning;
+
'; +$morning = "Good Morning!"; + +print $morning; + +echo "

print 'Hi!'.$morning;

"; +print "Hi!" . $morning; + +echo "

Replace

"; + +echo '

+function replaceString($search, $replace, $subject)
+{
+    return str_replace($search, $replace, $subject);
+}
+
+$resultReplaced = replaceString("Morning", "Night", "Good Morning");
+
'; + +function replaceString($search, $replace, $subject) +{ + return str_replace($search, $replace, $subject); +} + +$resultReplaced = replaceString('Morning', 'Night', 'Good Morning'); +echo $resultReplaced; + +echo '

+function replaceStringNoSensitive($search, $replace, $subject)
+{
+    return str_ireplace($search, $replace, $subject);
+}
+
+$resultReplacedNoSensitive = replaceStringNoSensitive("morning", "night", "Good Morning");
+
'; + +function replaceStringNoSensitive($search, $replace, $subject) +{ + return str_ireplace($search, $replace, $subject); +} + +$resultReplacedNoSensitive = replaceStringNoSensitive('morning', 'night', 'Good Morning'); +echo $resultReplacedNoSensitive; + +echo "

Repeat

"; + +echo '

+function repeat($str, $times)
+{
+    return str_repeat($str, $times);
+}
+
+$resultRepeat = repeat("Hi!", 7);
+
'; +function repeat($str, $times) +{ + return str_repeat($str, $times); +} + +$resultRepeat = repeat("Hi!", 7); + +echo $resultRepeat; + +echo "

Length

"; + +echo '

+function lengthStr($str)
+{
+    return strlen($str);
+}
+
+$resultLength = lengthStr("Good Morning!");
+
'; +function lengthStr($str) +{ + return strlen($str); +} + +$resultLength = lengthStr("Good Morning!"); + +echo $resultLength; + +echo "

Position First Occurrence

"; + +echo '

+function position($string, $tofind)
+{
+    return strpos($string, $tofind);
+}
+
+$resultPosition = position("Good Morning!", "M");
+
'; + +function position($string, $toFind) +{ + return strpos($string, $toFind); +} + +$resultPosition = position("Good Morning!", "M"); + +echo $resultPosition; + +echo "

Uppercase

"; + +echo '

+function toUpperC($str)
+{
+    return strtoupper($str);
+}
+
+$resultUpp = toUpperC("Good Morning!");
+
'; + +function toUpperC($str) +{ + return strtoupper($str); +} + +$resultUpp = toUpperC("Good Morning!"); + +echo $resultUpp; + +echo "

Lowercase

"; + +echo '

+function toLowerC($str)
+{
+    return strtolower($str);
+}
+
+$resultLow = toLowerC("Good Morning!");
+
'; +function toLowerC($str) +{ + return strtolower($str); +} + +$resultLow = toLowerC("Good Morning!"); + +echo $resultLow; + +echo "

Obtain a text substring

"; + +echo '

+function substring($str, $position)
+{
+    return substr($str, $position);
+}
+
+$resultSubstring = substring("Good Morning!", 5);
+
'; +function substring($str, $position) +{ + return substr($str, $position); +} + +$resultSubstring = substring("Good Morning!", 5); + +echo $resultSubstring; diff --git a/types.php b/types.php new file mode 100644 index 0000000..5714cd8 --- /dev/null +++ b/types.php @@ -0,0 +1,78 @@ + + +Boolean"; + +echo "

$isValid = TRUE;

"; +$isValid = TRUE; +echo $isValid; + +echo "

$isNotValid = FALSE;

"; +$isNotValid = FALSE; +echo $isNotValid; + +echo "

Integer

"; +echo "

$num = 2022;

"; +$num = 2022; +echo $num; + +echo "

Float

"; +echo "

$floatNum = 2.35;

"; +$floatNum = 2.35; +echo $floatNum; + +echo "

String

"; +echo "

$greeting= 'Hi!';

"; +$greeting = "Hi!"; +echo $greeting; + +echo "

Array

"; +echo "

$days = array('Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday');

"; +$days = array("Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"); +print_r($days); + +echo "

Object

"; +echo '

+$days = (object) [
+    "Monday" => 1,
+    "Tuesday" => 2,
+    "Wednesday" => 3,
+    "Thursday" => 4,
+    "Friday" => 5,
+    "Saturday" => 6,
+    "Sunday" => 7,
+];
+
'; +$days = (object) [ + 'Monday' => 1, + 'Tuesday' => 2, + 'Wednesday' => 3, + 'Thursday' => 4, + 'Friday' => 5, + 'Saturday' => 6, + 'Sunday' => 7, +]; + +print_r($days); + +echo "

NULL

"; + +echo "

$isNull = NULL;

"; +$isNull = NULL; +echo $isNull;