Monday 15 February 2010

asp.net mvc - Disable serverside MVC Validation if control is disabled -



asp.net mvc - Disable serverside MVC Validation if control is disabled -

is possible disable serverside mvc validation, if textbox disabled client-side javascript? because, if textbox disabled there won't content in it.

yes. possible. have reply you: remote validation. if utilize [required] attribute , dont fill field, modelstate respond not valid. alternative using remote validation attribute.

i create illustration you:

model:

[required] [regularexpression(@"^[0-9]*$", errormessage = "only numbers")] [remote("checkifisdisable", "home", additionalfields = "txtstatus", errormessage = "you must fill field")] [displayname("register number")] public string bookid { get; set; }

view:

@html.textboxfor(model => model.bookid) @html.validationmessagefor(model => model.bookid) @html.hidden("txtstatus", "enable") <input type="button" onclick = "return disabletxt()" text="toggle disable/enable bookid field"/>

you must set javascript function toggle value:

<script> function disabletxt() { if ($("#txtstatus").val() === "enable") { $("#txtstatus").val("disable"); } else { $("#txtstatus").val("enable"); } } </script>

controller:

public actionresult checkifisdisable(string bookid, string txtstatus) { if (txtstatus == "enable") { // show error message of validation homecoming json(true, jsonrequestbehavior.allowget); } else { // ignore validation homecoming json(false, jsonrequestbehavior.allowget); } }

is example. sense free alter , adapt needs. , sense free ask.

asp.net-mvc validation

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