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JavaScript code that limits text word count

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Release： 2018-03-16 16:35:27
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This time I will bring you the JavaScript code to limit the number of text words. What are the precautions for using JavaScript code to limit the number of text words? . Here is the actual combat. Let’s take a look at the case.

The script below allows you to intercept text based on a given character length. If the text is intercepted, it will automatically be followed by an ellipsis. 

function excerpt(str, nwords) {  var words = str.split(' ');
  words.splice(nwords, words.length-1);  return words.join(' ') +
    (words.length !== str.split(' ').length ? '…' : '');
}
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