check if value exists

Posted on 16th Feb 2014 07:03 pm by admin

I have googled this for a while and I am getting lots of different results. Is there a standard method used for checking to see if a value exists in a database before inserting a value? I have a form, you type your name and push submit, it inserts the name into the database and then the name shows up in a list. Right now, it accepts the same values. I want to add a check to say

if name exists, do something

Your Answer:

Login to answer

Other forums

Email Form Syntax Issue
I need the TO: in email to display To: CEO instead of To: abc@mail.com

How to alter the scri

PHP Thumbnail Creation
Ok so i use this function to create thumbnails:

Code: [Select]function createthumb($name,$fil

PHP Include w/If IE Condition Statement?
I was having a problem with Internet Exploder (big surprise, right?) displaying my drop down menus i

Sequre login with cookies.
I want to build secure login with cookies. I just want your ideas about this, your suggestions. What

How to generate a text file using php...?
Hi,
Can anyone give me code to generate a text file using php


Thanks in advance

Bar charts using Graphical Framework.
I am using Graphical Frameworks(GFW) to create a chart Graphic . There is no problem with the data d

Staff Induction System - No idea where to go from here!!!
Hi there, I'm pretty new to PHP and Mysql so could really do with being pointed in the right directi

Session login issue
I'm wondering how to fix a problem I'm having with a session-based login system

Say I go to h

Motivational Posters
Hello,

I wonder how can i do them in php. Are there any sample codes that you can show me?

Any help with my email script?
I have an email script, I have not tested it, although someone tested it for me and said it worked f