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Finding count of special characters in a string in JavaScript
Let’s say that we have a string that may contain any of the following characters.
'!', "," ,"\'" ,";" ,"\"", ".", "-" ,"?"
We are required to write a JavaScript function that takes in a string and count the number of appearances of these characters in the string and return that count.
Example
The code for this will be −
const str = "This, is a-sentence;.Is this a sentence?"; const countSpecial = str => { const punct = "!,\;\.-?"; let count = 0; for(let i = 0; i < str.length; i++){ if(!punct.includes(str[i])){ continue; }; count++; }; return count; }; console.log(countSpecial(str));
Output
The output in the console −
5
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