diff --git a/arrays.php b/arrays.php
new file mode 100644
index 0000000..1a20beb
--- /dev/null
+++ b/arrays.php
@@ -0,0 +1,36 @@
+<?php
+
+//Define a simple array composed of text strings
+$cars = [ "Ford", "Tesla", "Toyota", "Kia"];
+
+//Define a simple array consisting of whole numbers and decimal numbers
+$ranking = array(1, 2.5, 3, 4.6, 5);
+
+//Define a multidimensional array
+$motorcycles = array (
+    array("Yamaha ",22,18),
+    array("Benelli",15,13),
+    array("Kawasaki",5,2),
+    array("KTM",17,15)
+  );
+  echo $motorcycles[0][0]."<br>";
+
+  //Execute the function that allows to obtain the length of an array
+echo (count( $motorcycles));
+
+//Execute the function that allows to obtain the combination of two arrays
+$colors1 = array('green', 'red', ' yellow');
+$colors = array('green', 'red', ' yellow');
+$c = array_combine($colors1, $colors);
+
+
+//Execute the function that once is given an array return the last element of it
+echo end($colors1); 
+
+//Execute the function that once is given an array add a new element to the array in question
+$phones = array("apple", "samsung");
+array_push($phones, "huawei", "xiaomi");
+print_r($phones);
+
+
+?>
\ No newline at end of file
diff --git a/conditionals.php b/conditionals.php
new file mode 100644
index 0000000..f86e304
--- /dev/null
+++ b/conditionals.php
@@ -0,0 +1,65 @@
+<?php
+
+/* Create a simple condition that evaluates whether the current day is Monday. Only in the case that the condition is met, it shows a message of “We are on Monday”. */
+
+$day = date('1');
+if( $day =='Monday'){
+echo 'We are on Monday';
+}
+//Create a simple condition that evaluates whether the current month is October,
+// If the condition is met, it shows a message of the type "We are in October",
+// Otherwise, if this condition is not met, show the current month in words as it come from DateTime.
+
+$month= date('F');
+if($month== 'October'){
+    echo "We are in October";
+}else{
+   echo "We are in $month";
+}
+echo "<br>";
+//Create a double condition that evaluates: if the current minute is less than 10,
+//Displays a message of type "the current minute is less than 10", if the current minute is greater than 15,
+// displays a message of the type "the current minute is more than 15",
+// If you do not meet any of the two conditions above: Displays a message of the type
+// "does not meet any conditions”
+
+$currentMinute = date("i");
+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 "<br>";
+
+//Create a switch type control structure to display a different message depending on the current day of the
+// week. You can write any type of message because the important thing is that you understand how it works
+// and in what cases you can use it.
+
+$day = date('l');
+switch ($day) {
+    case 'Monday':
+        echo " $day";
+        break;
+    case 'Tuesday':
+        echo " $day";
+        break;
+    case 'Wednesday':
+        echo " $day";
+        break;
+    case 'Thursday':
+        echo " $day";
+        break;
+    case 'Friday':
+        echo " $day";
+        break;
+    case 'Saturday':
+        echo " $day";
+        break;
+    case 'Sunday':
+        echo " $day";
+        break;
+}
+?>
\ No newline at end of file
diff --git a/dates.php b/dates.php
new file mode 100644
index 0000000..0c449d3
--- /dev/null
+++ b/dates.php
@@ -0,0 +1,10 @@
+<?php
+$date = new DateTime();
+echo date( format:"y-m-d" );
+echo "<br>";
+echo date( format: "D" );
+echo "<br>";
+echo date( format: "m");
+echo "<br>";
+echo date( 'i' );
+?>
\ No newline at end of file
diff --git a/functions.php b/functions.php
new file mode 100644
index 0000000..318563d
--- /dev/null
+++ b/functions.php
@@ -0,0 +1,43 @@
+<?php
+
+//Create a function that given two numbers returns the sum of both
+function sum($a, $b) {
+    return $a + $b;
+  }
+  echo sum(2, 3);
+  
+//Create a function that given two numbers returns the multiplication of both
+function multiplication($a, $b) {
+    return $a * $b;
+  }
+  echo multiplication(2, 3);
+
+//Create a function that given two numbers returns the division of both
+function division($a, $b) {
+    return $a / $b;
+  }
+  echo division(2, 3);
+
+//Create a function that, given two numbers and an operation (add, multiply or divide), returns the result of that operation,
+//Depending on the type of operation received by parameter, the function will execute the function responsible for performing the operation,
+// since you have previously implemented the function for each operation separately.
+
+function operation ($operation) {
+    switch ( $operation) {
+      case "add":
+            echo sum(2, 3);
+            
+          break;
+      case "multiply":
+            echo multiplication(2, 3);
+          break;
+      case "divide":
+        echo division(2, 3);
+          break;
+      default:
+          return "You need to specify if you want to add, multiply or divide";
+  };
+  }
+  echo operation("divide");
+
+?>
\ No newline at end of file
diff --git a/iterators.php b/iterators.php
new file mode 100644
index 0000000..586daf5
--- /dev/null
+++ b/iterators.php
@@ -0,0 +1,26 @@
+<?php
+
+
+for($i=1; $i<=10; $i++){
+    echo $i."<br>";
+}
+
+$array = ["a", "bb", "ccc"];
+forEach($array as $value){
+    print "<p>$value</p>\n";
+}
+
+$a= 5;
+while($a<=20):
+  echo $a."<br>";
+  $a++;
+endwhile;
+
+ $b=1;
+ do{
+    echo $b."<br>";
+    $b++;
+ }while($b<=8);
+
+
+?>
\ No newline at end of file
diff --git a/maths.php b/maths.php
new file mode 100644
index 0000000..83f6054
--- /dev/null
+++ b/maths.php
@@ -0,0 +1,23 @@
+<?php
+
+//Define a variable whose value is the result of the function that returns an absolute value.
+$absolute= abs(-4.2);
+ echo $absolute."<br>";
+
+ //Define a variable whose value is the result of the function that returns a rounded value to the next highest integer.
+ $rounded=round(3.4);
+ echo $rounded."<br>";
+
+ //Define a variable whose value is the result of the function that returns the highest value of a series of values ​​that are received by parameter
+ $highest=max([2,3,1,6,7]);
+ echo $highest."<br>";
+
+ //Define a variable whose value is the result of the function that returns the lowest value of a series of values ​​that are received by parameter.
+ $lowest = min([2,3,1,6,7]);
+ echo $lowest."<br>";
+
+//Define a variable whose value is the result of the function that returns a random number
+$random = rand(10,100);
+echo $random
+
+?>
\ No newline at end of file
diff --git a/operators.php b/operators.php
new file mode 100644
index 0000000..637f3f4
--- /dev/null
+++ b/operators.php
@@ -0,0 +1,19 @@
+<?php
+
+$a= 2;
+$b= 2.5;
+
+var_dump($a*$b);
+
+echo '<br>';
+
+var_dump($a===$b);
+echo '<br>';
+$c=2;
+
+var_dump($a && $c ===! 2)
+
+
+
+
+?>
\ No newline at end of file
diff --git a/phpinfo.php b/phpinfo.php
new file mode 100644
index 0000000..6480abf
--- /dev/null
+++ b/phpinfo.php
@@ -0,0 +1,5 @@
+<?php
+
+phpinfo();
+
+?>
\ No newline at end of file
diff --git a/print.php b/print.php
new file mode 100644
index 0000000..2bc12ca
--- /dev/null
+++ b/print.php
@@ -0,0 +1,23 @@
+<?php
+function welcome() {
+  echo "<h1>Welcome Php</h1>";
+}
+welcome();
+
+print "<h2>Print imprime solo una cadena de texto</h2>";
+
+$arr= [1,2,3,4,5];
+print_r ($arr)
+
+
+
+
+
+
+
+
+
+
+
+
+?>
\ No newline at end of file
diff --git a/strings.php b/strings.php
new file mode 100644
index 0000000..b204208
--- /dev/null
+++ b/strings.php
@@ -0,0 +1,44 @@
+<?php
+//Print a text string"
+print "Merry christmas everyone <br>";
+
+//Print a text string that interpret variables
+$hi= "Hello";
+$bye= "Good bye";
+echo $hi."<br>";
+
+//Concatenate a previously declared variable in a text string
+echo $hi ."Mi nombre es Sofia <br>";
+
+//Execute the function that allows you to replace text in a string 
+$replace = str_replace("Php", $hi, $bye);
+echo $replace;
+
+//Execute the function that allows you to replace text in a string (without taking into account upper / lower case)
+$replaceNoSensitive = str_ireplace("php", $hi, $bye);
+echo $replaceNoSensitive."<br>";
+
+//Execute the function that allows you to write a text N times
+echo str_repeat(" Argentina Campeón Mundial ", 10)."<br>";
+
+//Execute the function that allows to obtain the length of a text string
+$str = 'Happy New Year';
+echo strlen($str)."<br>";
+
+
+//Executes the function that allows to obtain the position of the first occurrence of a text within a text string
+echo strpos("I love Messi so much","Messi")."<br>";
+
+//Execute the function that allows a text string to be capitalized
+$upper = $bye." in upper";
+echo strtoupper($upper)."<br>";
+
+//Execute the function that allows you to transform a text string to lowercase
+$lower = " My name is Sofi ";
+$lower = strtolower($lower);
+echo $lower."<br>";
+
+//Execute the function that allows to obtain a text substring from the position
+echo substr('sofia', 3, -1);
+
+?>
\ No newline at end of file
diff --git a/types.php b/types.php
new file mode 100644
index 0000000..7c781e8
--- /dev/null
+++ b/types.php
@@ -0,0 +1,19 @@
+<?php
+//Define a new variable and assign a value to each of the following types:
+//boolean
+//integer
+//float
+//string
+//array
+//object
+//NULL
+
+$variableBool= true;
+$variableInteger= 6;
+$variableFloat= 2.5;
+$variableString= "Hello";
+$variableArray= array(1,2,3,4,5);
+$variableObj= (object) array('key' => 'value');
+$variableNull= null;
+
+?>
\ No newline at end of file