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Full Discussion: Javascript to check field is empty then execute rest of script
Top Forums Web Development Javascript to check field is empty then execute rest of script Post 302931221 by fredharry on Monday 12th of January 2015 02:42:31 AM
Old 01-12-2015
You can try this code

Code:
if(document.getElementById("question").value.length == 0)
{
    alert("empty")
}


and see if this works for you.
Last edited by Scrutinizer; 06-14-2015 at 06:12 PM.. Reason: CODE tags
 

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LEARN ABOUT PHP

v8js.__construct

V8JS.__CONSTRUCT(3)							 1						       V8JS.__CONSTRUCT(3)

V8Js::__construct - Construct a newV8Jsobject

SYNOPSIS

       public  V8Js::__construct  TRUE	([string   $object_name  =  "PHP"],  [array   $variables = array()], [array  $extensions = array()], [bool
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DESCRIPTION

	Constructs a new V8Js object.

PARAMETERS

	      o $object_name
		- The name of the object passed to Javascript.

	      o $variables
		- Map of PHP variables that will be available in Javascript. Must be an associative array in format array("name-for-js" =>  "name-
		of-php-variable"). Defaults to empty array.

	      o $extensions
		- List of extensions registered using V8Js.registerExtension(3) which should be available in the Javascript context of the created
		V8Js object.

	      Note

		      Extensions registered to be enabled automatically do not need to be listed in this array. Also if an extension has dependen-
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	      o $report_uncaught_exceptions
		-  Controls whether uncaught Javascript exceptions are reported immediately or not. Defaults to TRUE. If set to FALSE the uncaught
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RETURN VALUES

	Returns a new V8Js context object.

PHP Documentation Group 												       V8JS.__CONSTRUCT(3)
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