Strong Password Generator Function

README.md

@@ -1324,6 +1324,8 @@ Defined method.
 - railwayTimeConversion
 - sort
 - ext
+- emailValidator
+- strongPasswordGenerator
 
 #### Date to Week-day => dateToDay('dd/mm/yyyy')
     // The dateToDay method takes a string date and returns the 
@@ -1411,6 +1413,16 @@ The ext method returns the extension of the given file name.
     console.log(solverjs.ext("mypic.jpg"));
     // The output is : .jpg
 
+#### Check Whether the string is an valid email or not => emailValidator
+    // emailValidator function check whether the string passed is a valid email or not and return boolean values accordingly.
+    console.log(solverjs.emailValidator("[email protected]"));
+    // The output is : true
+
+#### strongPasswordGenerator
+    // strongPasswordGenerator function return a strong password of the length that is being passed.
+    console.log(solverjs.strongPasswordGenerator(12));
+    // The output is : 2!$ytv6UJxZ7
+
 ## Matrix Operations
     // The matrix mathod are highly optimized.
 

index.js

@@ -169,7 +169,8 @@ let {
     ext,
     title,
     dateDelta,
-    emailValidator
+    emailValidator,
+    strongPasswordGenerator
 } = require('./src/utils/utils');
 
 // matrix 
@@ -761,6 +762,7 @@ module.exports = {
     title,
     dateDelta,
     emailValidator,
+    strongPasswordGenerator,
     // matrix
     matAdd,
     matSub,

src/utils/utils.d.ts

@@ -144,4 +144,12 @@ export function dateDelta(data1: string, data2: string): false | {
   * @returns return true if the email is a correct email else return false
   * @example emailValidator('[email protected]') => true
   */
-  export function emailValidator(email: string): boolean;
+  export function emailValidator(email: string): boolean;
+
+  /**
+  * strong password generator.
+  * @param {Number} length 
+  * @returns returns the strong password based on the length given
+  * @example strongPasswordGenerator(12) => 2!$ytv6UJxZ7
+  */
+   export function strongPasswordGenerator(length: number): string;

src/utils/utils.js

@@ -382,6 +382,26 @@ let emailValidator = (email) => {
     }else{
         return false
     }
+}
+
+ /**
+  * strong password generator.
+  * @param {Number} length 
+  * @returns returns the strong passeword based on the length given
+  * @example strongPasswordGenerator(12) => 2!$ytv6UJxZ7
+  */
+  let strongPasswordGenerator = (length) => {
+    let characters = '0123456789abcdefghijklmnopqrstuvwxyz!@#$%^&*ABCDEFGHIJKLMNOPQRSTUVWXYZ';
+
+    let password = '';
+
+    for(let i = 0;i<length;i++){
+        let randomNumber = Math.floor(Math.random() * characters.length);
+
+        password += characters.substring(randomNumber, randomNumber +1);
+    }
+
+    return password
 } 
 
 module.exports = {
@@ -401,5 +421,6 @@ module.exports = {
     ext,
     title,
     dateDelta,
-    emailValidator
+    emailValidator,
+    strongPasswordGenerator
 }