防止某些元素词在网站上提交[关闭]

Question

I would like to know how I can prevent a word from being submitted in my database

lets say I want to prevent the word 'fast car' what type of code would I use to do that. the codes that im currently using are html, javascript, php. for my website.

Answer 1

You can use RegEx. On client side, refer https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions