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js method to get the number of json elements_javascript skills

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Release: 2016-05-16 16:17:51
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The example in this article describes how to obtain the number of json elements using js. Share it with everyone for your reference. The specific implementation method is as follows:

Copy code The code is as follows:
<script><br> var keleyijson={"plug1":"myslider","plug2":"zonemenu","plug3":"javascript"} <p>function JSONLength(obj) {<br> var size = 0, key;<br> for (key in obj) {<br> if (obj.hasOwnProperty(key)) size ;<br> }<br> return size;<br> };<br> document.write("The number of elements of the json object is: " JSONLength(keleyijson));<br> </script>

The effect is as follows:

The number of elements of the json object is: 3

I hope this article will be helpful to everyone’s JavaScript programming design.

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