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s-lyn/shortenTo.js

Last active June 9, 2017 09:18
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Function to shorten the string to the specified length
Raw
shortenTo.js
/**
* Shorten the string to the specified length.
* Example: shortenTo("Lorem ipsum dolor", 10); // "Lorem i..."
* @param {string} str
* @param {number} len
*/
function shortenTo(str, len) {
const strLen = str.length;
return strLen < len ? str : str.substr(0, len - 3) + '...';
}
module.exports = shortenTo;
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