Title: Little question about Javascript
Last modified: August 21, 2016

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# Little question about Javascript

 *  Resolved [Ditz80](https://wordpress.org/support/users/ditz80/)
 * (@ditz80)
 * [12 years, 4 months ago](https://wordpress.org/support/topic/little-question-about-javascript/)
 * Hi and thanx for this useful device.
    I’ve a little question about the Javascript
   code you suggest on [this page](http://wordpress.dwbooster.com/includes/calculated-field/equations.html):
 * (function(){
 * if(fieldname3 > 100) return fieldname1+fieldname2;
 * if(fieldname3 <= 100) return fieldname1*fieldname2;
 * })();
 * This one works fine, but I need a code to insert a third range rule about a return
   for a value included between two limits. I mean:
    1) <= 10 2) 10 < x < 20 3) 
   => 20.
 * Can you help me? Thanx a lot!
 * [http://wordpress.org/plugins/calculated-fields-form/](http://wordpress.org/plugins/calculated-fields-form/)

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Plugin Author [codepeople](https://wordpress.org/support/users/codepeople/)
 * (@codepeople)
 * [12 years, 4 months ago](https://wordpress.org/support/topic/little-question-about-javascript/#post-4559498)
 * Hi,
 * You only should extend the same logic of previous equation, to a third conditional
   statement, like follow:
 * (function(){
 * if(fieldname3 <= 10) return 10;
    if(10 < fieldname3 && fieldname3 < 20) return
   15; if(20 <= fieldname3) return 20;
 * })();
 * Note: the return values are only for demo.
 *  Thread Starter [Ditz80](https://wordpress.org/support/users/ditz80/)
 * (@ditz80)
 * [12 years, 4 months ago](https://wordpress.org/support/topic/little-question-about-javascript/#post-4559518)
 * Thanks a lot, it works!
 * I didn’t know the use of “&&”…
 * Have a nice,
    Paolo

Viewing 2 replies - 1 through 2 (of 2 total)

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## Tags

 * [calculate](https://wordpress.org/support/topic-tag/calculate/)
 * [javascript](https://wordpress.org/support/topic-tag/javascript/)

 * 2 replies
 * 2 participants
 * Last reply from: [Ditz80](https://wordpress.org/support/users/ditz80/)
 * Last activity: [12 years, 4 months ago](https://wordpress.org/support/topic/little-question-about-javascript/#post-4559518)
 * Status: resolved