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Lodash _.padStart


The Lodash _.padStart method is a built-in JavaScript function that is used to pad a given string by adding a specified character to the beginning of the string. This method is part of the Lodash library, which is a popular utility library containing various functions that make JavaScript development easier.

The _.padStart method takes two arguments: the string that you want to pad, and the desired length of the padded string. Additionally, you can specify the character to be used for the padding. If no character is specified, the default character used for padding is a space.

The _.padStart method works by adding the specified character to the beginning of the string until the desired length is reached. If the length of the original string is greater than or equal to the desired padded length, no padding is added.

Here is an example usage of the _.padStart method:

const originalString = 'Hello';
const paddedString = _.padStart(originalString, 10, 'x');

console.log(paddedString); // "xxxxxHello"

In this example, we're using the _.padStart method to pad the string "Hello" with the character "x" until it reaches a length of 10 characters. The resulting padded string is "xxxxxHello".

This method is useful in situations where you need to format strings to a specific length, such as when displaying data in a table or formatting text for printing.

Overall, the _.padStart method is a useful function that can make string manipulation easier and more efficient. With its ability to pad a string to a desired length, this method can be a valuable tool for developers working with JavaScript.