Info

It is cheaper to insert chart at given position using substr and + or it is better to split the string, splice it and then join?

Preparation code

 
<script>
  Benchmark.prototype.setup = function() {
    var content = "This is my string, which is that long";
  };
</script>

Test runner

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content.substring(0, 18) + "$" + content.substr(18);

var arr = content.split("");

arr.splice(18, 0, "$");

arr.join("");

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Revisions

You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:

• Revision 2: published by JM on 3rd March 2013

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