Part 20 | JavaScript Tutorial | Regular expressions in JavaScript | Regex | Test | Exec | Replace
Contents:-
Regular expression methods
1. test
2. exec
Using the regex methods
1. replace
174. Write a program to remove all special characters from the given string.
let a = "trints tech3 986 axy 786 %%%%$$$$$###";
Output: trints tech3 986 axy 786
175. Write a program to remove all characters other than a-zA-Z from the given string.
let a = "trints tech3 986 axy 786 %%%%$$$$$###";
Output: trints tech axy
176. Write a program to remove all characters other than numbers from the given string.
let a = "trints tech3 986 axy 786 %%%%$$$$$###";
Output: 3 986 786
177. Write a program to find all the numbers from the given string and calculate the sum.
let a = "trints tech3 986 axy 786 %%%%$$$$$###";
Output: 3+986+786 = 1775
178. Check the given string has atleast one number. If number available then return true.
let a = "trints tech3 986 axy 786 %%%%$$$$$###";
Output: true
179. Check the given string has atleast one Capital letter. If available then return true.
let a = "trints tech3 986 axy 786 %%%%$$$$$###";
Output: false
180. Check the given string has atleast one letter and number. If available then return true.
let a = "trints tech3 986 axy 786 %%%%$$$$$###";
Output: true
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