js实现表单检测及表单提示的方法_javascript技巧

Tab or click through the fields to reveal the hints.

 

  First Name:
 
 

  
  This is the name your mama called you when you were little. 
 
 

  Last Name:
 
 

  
  This is the name your sergeant called you when you went through bootcamp. 
 
 

  Email:
 
 

  
  The thing with the @ symbol and the dot com at the end. 
 
 
Birth Year:
 

  
   YYYY
   1066
   1492
   1776
  
  Pick a famous year to be born in. 
 
 

  Username:
 
 

  
  Between 4-12 characters. 
 
 

  Password:
 
 

  
  Between 5-13 characters, but not 7. Never 7.