In this article, we will cover how to convert object values to comma separated string in JavaScript. To achieve this, we need to create an array from the object values using the `Object.values()` method and then use the `join()` method on the generated array passing in `,` as an argument to specify the join character. … Read more
To check if a String contains only digits in JavaScript, use the RegExp.test() method. The RegExp.test() method accepts a regular expression as an argument and returns true or false depending on whether the given string matches the regular expression. Alternatively you can use a for Loop to iterate over the characters in the string and … Read more
To check if a String is empty in JavaScript, you can use any of the following methods – Use the === operator Use the typeof and length() method Use the typeof and str!==”” method Let’s take a look at each of these methods in detail. Check If A String Is Empty In JavaScript The === … Read more
You can replace single with double quotes in JavaScript using – replace() method replaceAll() method Let’s see both of these methods one by one. Replace Single With Double Quotes In JavaScript 1. replace() method The replace() method is used to replace a specified value with another value in a string. This method does not change … Read more
To check if a string contains only spaces in JavaScript we can use two methods – Use trim() method to remove all spaces from both sides of a string and then check if the string is empty or not. Use test() method with regular expression /^\s*+$/ to check if string contains only spaces. Let’s have … Read more
To check if a string contains whitespace in JavaScript, you can use two methods – Use test() with a regular expression – /\s/ Use indexOf() with a space character Let’s have a look at both the methods: Check If A String Contains Whitespace In JavaScript Method 1: Use test() With A Regular Expression /\s/ The … Read more
You can convert an array to a comma separated string in JavaScript using any of the following methods – Use the Array.join() method passing comma (,) as an argument. This will convert the array to a comma separated string. Use String(array) which will convert the array to a comma separated string. Let’s discuss each of … Read more
To check if an array contains a substring in JavaScript, you can use any of the following methods – Use the Array.find() method to find the element that contains the substring in the array. Use the Array.findIndex() method to find the index of the element that contains the substring in the array. Use the Array.filter() … Read more
To convert array to string without commas in JavaScript, call the Array.join() method passing in an empty string as the parameter, like this – Array.join(”). This will concatenate all of the array elements into a single string with no commas between them. Convert Array To String Without Commas In JavaScript Array.prototype.join() The Array.prototype.join() method joins … Read more
To check if an array contains an empty string in JavaScript, you can use any of these methods – Use the includes() method – This method checks if an array contains a specified element. Use the indexOf() method – This method returns the first index at which a given element can be found in the … Read more