string-pad-start-x

Pads a string with another string (repeated, if needed).

module.exports(string, targetLength, [padString]) ⇒ string ⏏

This method pads the current string with another string (repeated, if needed) so that the resulting string reaches the given length. The padding is applied from the start (left) of the current string.

Kind: Exported function
Returns: string - A String of the specified length with the pad string applied from the start.
Throws:

• TypeError If target is null or undefined.

| Param | Type | Description | | ------------ | ------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | string | string | The string to pad. | | targetLength | number | The length of the resulting string once the current string has been padded. If the value is lower than the current string's length, the current string will be returned as is. | | [padString] | string | The string to pad the current string with. If this string is too long to stay within the target length, it will be truncated and the left-most part will be applied. The default value for this parameter is " " (U+0020). |

Example

import padStart from 'string-pad-start-x';

console.log(padStart('a', 3, 'b')); // 'bba'
console.log(padStart('a', 3)); // '  a'
console.log(padStart('a', 2, 'bc')); // 'ba'