Merge pull request #328 from biswajitdas-007/javascript

String methods added

languages/javascript.js

@@ -95,3 +95,9 @@ arr.reduce(callback[, initialValue])                 // Apply a function against
 arr.reduceRight(callback[, initialValue])            // Apply a function against an accumulator and each value of the array (from right-to-left) as to reduce it to a single value.
 arr.some(callback[, initialValue])                   // Returns true if at least one element in this array satisfies the provided testing function.
 arr.values()                                         // Returns a new Array Iterator object that contains the values for each index in the array.
+
+// String methods
+String.charAt(index)                                 // Returns the character at the specified index in a string.
+String.indexOf(character)                            // Returns the index of the first occurrence of a specified value in a string.
+String.substring(starting_index, ending_index)       // Returns a new string that is a subset of the original string.
+String.substring(starting_index)                     // Returns a substring from starting index to last index of string.

languages/php.php

@@ -65,25 +65,6 @@ ksort($arr); // Sort associative arrays in ascending order, according to the key
 arsort($arr); // Sort associative arrays in descending order, according to the value.
 krsort($arr); // Sort associative arrays in descending order, according to the key.
 
-/** / 
- * Array Functions
- * 
- * This are functions that you can use to manipulate the arrays
-*/
-
-count($arr); // This will count the length of the array values
-array_push($arr, ['Jane', 200, 500]); // Accepts two parameters. And this adds new value to the end of the array
-array_pop($arr); // This removes the value at the end of the array
-array_shift($arr); // This removes the first index of the array
-array_unshift($arr, ['PHP', 1999, 2024]);  // Accepts two parameters. This adds new value in the first index of the array
-array_slice($arr, 0, 1); // Accepts two or three parameters. This removes the selected index from the array.
-
-$arr2 = [["Lebron James", 2003, 2024], ["Michael Jordan", 1989, 2001]];
-array_splice($arr, 0, 2, $arr2); // Accepts three or four parameters. This removes specified index from the array and replaces new value.
-
-array_reverse($arr); // This reverses the value of the array.
-
-
 /**
  * Conditions
  */
@@ -97,17 +78,6 @@ if($i > 10) {
 
 }
 
-// Switch Conditions
-switch($arr) {
-    case 1:
-        break;
-    case 2:
-        break;
-    case 3:
-        break;
-    default:
-}
-
 // Ternary
 $string = $state == 'Running' ? 'He is running' : 'I don\'t know';
 
@@ -116,19 +86,23 @@ $string = $startDate ?? '';
 
 /**
  * Ways of looping
- * NOTE: Look out for and avoid having an infinite loop! 
  */
 continue; // Skip current iter
 break; // Exit loop
 
-// For loop
+// Foreach
-// gets the initial value, validates if initial value is less than the count; if true add one.
+foreach($arr as $key => $value) {
+    $key = $key;
+    $value = $value;
+}
+
+// For
 for($i = 0; $i < count($arr); $i++) {
     $key = $i;
     $value = $arr[$i];
 }
 
-// While loop
+// While
 $i = 0;
 while($i < count($arr) - 1) {
     $key = $i;
@@ -142,11 +116,15 @@ do {
     $value = $arr[$i];
 } while($i < count($arr));
 
-// Foreach 
+// Switch
-// Iterates through the array. It could get only the value or the key and value of the array
+switch($arr) {
-foreach($arr as $key => $value) {
+    case 1:
-    $key = $key;
+        break;
-    $value = $value;
+    case 2:
+        break;
+    case 3:
+        break;
+    default:
 }
 
 /**

tools/ubuntu.sh

@@ -21,6 +21,7 @@ cat /proc/<process_id>/maps   # Show the current virtual memory usage of a Linux
 ip r # Display ip of the server
 
 lsof -i :9000 # List process running on port 9000
+kill -9 $(lsof -t -i:PORT) # Kill the process running on whichever port specified
 
 journalctl -u minio.service -n 100 --no-pager # List last 100 logs for specific service