How To Check Last Word Of String In Javascript

25 Sep, 2021

Let last arr. Function lastWord words var n wordssplit s.

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This method returns -1 if the value to search for never occurs.

How to check last word of string in javascript. You can check if a JavaScript string contains a character or phrase using the includes method indexOf or a regular expression. We have used the if else statement to show the message on the web page. Check if a string ends with world assuming the string is 11 characters long.

Result will be same because string. On the other hand if the returned value is -1 then the string doesnt contain the word. ConfirmEnding Open sesame samethe target wont return at all.

Use length to find out how long the String is. Function string_endsWith stringmatch. Trim removes all trailing and leading spaces.

Our code is case sensitive. Character strcharAt index First count number of characters in a given string by using strlength function. Inbuilt JavaScript functions for last word.

Var str Hello world welcome to the universe. Returns the string from 0 to specified index str strsubstring0 index. Regex s means whitespace characters.

So first I made a variable and passed the string value in itAnd now with the help of some inbuilt Jvascript function we will remove the last word from the string value given in this variable. Get the Last index of Space or any specified character in place of space var index strlastIndexOf. You want the last character so thats length - 1.

For let i 0i. Let arr stringsplit. Var str I want to remove the last word.

Use the JavaScript charAt function to get a character at a given 0-indexed position. Alert The last character is last. Consolelogstr Output I want to remove the last.

String test Extract Last Word from String Using Java Get the last word of string For this case you can first trim the string. The string is searched from the end to the beginning but returns the index starting at the beginning at position 0. A space character A tab character A carriage return character A new line character A vertical tab character A form feed character.

Var last wordcharAt wordlength - 1. Then you can Learn how to get last 4 characters of a String or simply any number of last characters of a string in Java. So here stringsubstr -targetlength will get the last index of the string Bastian which is n.

Includes is the most common method for checking if a string contains a letter or series of letters and was designed specifically for that purpose. Hello friends So today I will tell you through these tutorials how to remove the last words from the value of any string with JavaScript. You dont want to use stringsubstr -1 to get the last element of the string because if the target is longer than one letter.

The lastIndexOf method returns the position of the last occurrence of a specified value in a string. Return n nlength - 1. Since the indexing starts from 0 so use strcharAt strlength-1 to get the last character of string.

If the returned value by indexOf method is greater than -1 it means the string contains the specific word. Try it Yourself. String s hello is my new car trim.

Var n strendsWithworld 11.

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