May 18, 2017 · You need use JSON.parse() for convert String into a Object: var obj = JSON.parse('{ "firstName":"name1", "lastName": "last1" }');

Apr 10, 2025 · Strings can be created as primitives, from string literals, or as objects, using the String() constructor: String primitives and string objects share many behaviors, but have other important differences and caveats. See "String primitives and String objects" below.

Normally, JavaScript strings are primitive values, created from literals: But strings can also be defined as objects with the keyword new: Do not create String objects. The new keyword complicates the code and slows down execution speed. String objects can produce unexpected results: Note the difference between (x==y) and (x===y).

JavaScript strings can be created as objects using the String() constructor or as primitives using string literals. Use the following syntax to create a String object −. var val = new String(value); The String parameter, value is a series of characters that has been properly encoded.

How do I get JS to treat a string as a reference to a previously defined object? Simplified: If this is what you think you'll need, then don't use variables for storage.

Normally, strings like "John Doe", cannot have methods or properties because they are not objects. But with JavaScript, methods and properties are also available to strings, because JavaScript treats strings as objects when executing methods and properties. Deprecated. Use substring () or slice () instead. All string methods return a new value.

Sep 25, 2015 · What I want to do is to have a menu with <a href="#home"></a><a href="#products">products</a> and create the corresponding object from the href each time. what do you hope to do with it? What's the rule to convert product to var p = new Product? I can understand new Product, but why p?

How to create a Javascript string object: 1. By using string literals. 2. By using String() constructor. By using string literals: When we create a string literal browser automatically converts it to a String object. Syntax: var string1 = “value”; Example:

Feb 6, 2025 · While JavaScript has a primitive string type, it also offers a String object, providing a wealth of methods for manipulating and working with strings. This guide provides an in-depth look at the JavaScript String object, its properties, methods, and how to use them effectively.

Jul 29, 2015 · JavaScript string object is used to store and manipulation with text. Strings are useful for holding data that can be represented in text form. The string parameter is series of characters that is properly encoded. charAt() method returns the character at the specified index.