ASP.NET: Disable, Enable Validator Using Javascript

Doing this is pretty easy, if you know how or what method to use. I wanted to disable a Validator for a province TextBox if the country DropDownList chosen is USA because the state DropDownList will be enabled so the province should be inactive. Doing this server-side may be easy, but I wanted to use client-side Javascript so that no request will be sent whenever the OnChange event of the country’s DropDownList gets fired. Luckily, there is already a pre-made function in Javascript that disables Validators.

provinceValidator = document.getElementById('ProvinceValidator');
ValidatorEnable(provinceValidator, false);

Just set the second parameter as either true or false to enable and disable a Validator. I hope this will help those who have no clue how to go about it like I did until I found out about this function.

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4 Responses to “ASP.NET: Disable, Enable Validator Using Javascript”

  1. 1
    Tracy Says:

    Thank you for this post! It was exactly what I needed.

  2. 2
    tech Says:

    hey. welcome. glad it helped you

  3. 3
    Furqan Says:

    Thnx! It is working perfectly

  4. 4
    tech Says:

    you are welcome. glad it helped you. pls do support this blog by subscribing to the feeds for future tips and tricks

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