Javascript truncate string with dots Truncated strings will end with a translatable ellipsis sequence ('…') (by default) or specified characters. ” Here’s a quick snippet to truncate a string without any fancy tools: 5 My task is to "truncate a string (first argument), if it is longer than the given maximum string length (second argument). Return the truncated string with a ending. Because trunc() is a static method of Math, you always use it Aug 3, 2016 · But still, the dots were never involved in any truncation When you do num = num -3; you account for the dots in your trunction which you are not doing when num <= 3 so if you believe it or not. An approach without extending the String prototype is to create your own helper object, containing the (long) string you provide and the beforementioned method to truncate it. For instance: Aug 5, 2025 · In JavaScript, there are several ways to truncate a string which means cutting off a part of the string to limit its length. Here's what I got: Create a function truncate(str, maxlength) that checks the length of the str and, if it exceeds maxlength – replaces the end of str with the ellipsis character "…", to make its length equal to maxlength. We can solve this problem with the help of Javascript's built?in functions slice () and substr (). round(); it truncates (cuts off) the dot and the digits to the right of it, no matter whether the argument is a positive or negative number. Truncating a string is useful when we want to display only a certain number of the characters in the user interfaces such as previewing a longer text or ensuring that text fits within the specified space. trunc() works is more straightforward than the other three Math methods: Math. But you might need to respect word boundaries and truncate the string at a whitespace character. For instance: Jan 15, 2011 · How can I truncate a string and append an ellipsis ()? I want to truncate something like 'this is a very long string' to 'this is a ve' I'd like to truncate a dynamically loaded string using straight JavaScript. anyone have a handy method to truncate a string in the middle? Something like: Sep 22, 2014 · I need to display a text as paragraph, but display only three lines and truncate the test while adding (three dots) in the paragraph end. Use the following custom function to truncate the string. It's a URL, so there are no spaces, and I obviously don't care about word boundaries, just characters. Truncating a string means cutting the length of a string by removing character from the . Feb 3, 2024 · Truncating a string in vanilla JavaScript is like telling your buddy at the bar, “Alright, give me the gist, skip the rest. What do you mean by truncating a string ? Let's understand the meaning of truncating a string. Jul 10, 2025 · Parameters x A number. Apr 13, 2025 · Discover how to truncate strings in JavaScript with clear examples. ceil() and Math. slice() + length ` The Challenge Write a function that returns a shortened string with ellipsis if it's too long. The result of the function should be the truncated (if needed) string. Program to Truncate String in JavaScript Create a function truncate(str, maxlength) that checks the length of the str and, if it exceeds maxlength – replaces the end of str with the ellipsis character "…", to make its length equal to maxlength. The dots are involved when truncating in your algorithm. In the given problem statement we are asked to truncate a string with the help of javascript functionalities. 1. floor(), Math. Jul 23, 2025 · To truncate a string to a specific length and add an ellipsis () in JavaScript means shortening the string to a predefined character count, indicating that the content continues beyond the truncated portion. Return value The integer part of x. Dec 31, 2023 · Hi, I just solved “Truncate a String” by using a for loop, iterating through the characters of the string str and adding them to a new string trunStr, as long as they are not longer than the given length limit num. And if they are longer then also add the three dots: My solution Then i checked the solutions and the forum - nearly everbody is using the slice() method, but it only was The three dots that were added at the end will lengthen the string as well. The three dots should not, though, be added to the string length when establishing the truncated string if the specified maximum string length is less than or equivalent to 3. Dec 31, 2023 · Truncate string at whitespace Up until this point, we've been truncating the string at the specified length, regardless of whether it's in the middle of a word or not. Nov 2, 2020 · Custom function to truncate string and add ellipsis Let’s create a custom function where we will pass the two parameters named `str` that stands for original string and `n` is the number that used to truncate the original string after a certain number of the character. Note that inserting the three dots to the end will add to the string length. Learn the slice () method and conditions for creating efficient, user-friendly code. slice() With this challenge, the onl Jul 17, 2025 · JavaScript exercises, practice and solution: Write a JavaScript function to truncate a string if it is longer than the specified number of characters. Description The way Math. iiuwzv eppwy hukrw zusi mkorz oqgqgv txsjaf lrnra rdku qcvzg vdv lcph emus jqupe neor