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JavaScript String Methods. JavaScript String Search. Browser Support. toLowerCase() is an ECMAScript1 (ES1) feature. ES1 (JavaScript 1997) is fully supported in all browsers: Previous JavaScript String Reference Next . Top Tutorials. HTML Tutorial. CSS Tutorial. JavaScript Tutorial. How To Tutorial. SQL Tutorial. Python Tutorial. W3.CSS Tutorial
12 wrz 2023 · The toLowerCase() method returns the value of the string converted to lower case. toLowerCase() does not affect the value of the string str itself.
8 gru 2022 · I would recommend using a native JavaScript function: "SomE StriNg".toLowerCase() Here's the function that behaves exactly the same as PHP's one (for those who are porting PHP code into JavaScript) function strToLower (str) { return String(str).toLowerCase(); }
16 wrz 2021 · How to use the toLowerCase() method in JavaScript. The toLowerCase method converts a string to lowercase letters. The general syntax for the method looks like this: String.toLowerCase() The toLowerCase() method doesn't take in any parameters. Strings in JavaScript are immutable.
17 paź 2022 · The toLowerCase() method is a string method that returns a new string that's completely lowercase. If the original string has uppercase letters, in the new string these will be lowercase. Any lowercase letter, or any character that is not a letter, is not affected. console.log(exampleString.toLowerCase()); // i am a string!
6 wrz 2024 · Syntax: str.toLowerCase(); Return value: This method returns a new string in which all the upper-case letters are converted to lowercase. Example 1: Converting all characters of a string to lowercase. The toLowerCase () method converts all characters in the string ‘GEEKSFORGEEKS’ to lowercase.
27 cze 2017 · JavaScript. Referência de JavaScript. Standard built-in objects. String.prototype.to Lower Case () In This Article. The toLowerCase() method returns the calling string value converted to lower case. Syntax. str.toLowerCase() Return value. A new string representing the calling string converted to lower case. Description.
