Checking for a number range : intval « Data Type « PHP

Home
PHP
1.Chart
2.Class
3.Components
4.Cookie Session
5.Data Structure
6.Data Type
7.Date
8.Design Patterns
9.Development
10.DNS
11.Email
12.File Directory
13.Form
14.Functions
15.Graphics Image
16.HTML
17.Language Basics
18.Login Authentication
19.Math
20.MySQL Database
21.Network
22.Operator
23.PDF
24.Reflection
25.Statement
26.String
27.Utility Function
28.Web Services SOAP WSDL
29.XML
PHP » Data Type » intval 
Checking for a number range
 
if ($_POST['age'] != strval(intval($_POST['age']))) {
    $errors[] "Your age must be a number.";
elseif (($_POST['age'] 18|| ($_POST['age'] 65)) {
    $errors[] "Your age must be at least 18 and no more than 65.";
}
  
  
Related examples in the same category
1.intval() function: pass a second parameter that specifies the base for the conversion
2.intval() function: pass a second parameter that specifies the base to use for the conversion.
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.