The option of using pure HTML, sometimes with a touch of CSS, to complement Java Script form validation was until recently unthinkable.Sure there have been all kinds of whacky plug-ins over the years aimed at achieving this, but never a single standard that we could work towards.
For the browser-impaired, this is how the required input field will appear in Safari with either the image or the elements, but won't work for checkboxes, select elements, etc. github.com/jamesallardice/The "tel" type seems to only affect the input keyboard for i OS and perhaps similar devices.
For those you might want to place the valid/invalid markers alongside the element or format the input elements themselves using borders, background colours, etc. The "date" input AFAIK has only been implemented in Opera, but hopefully some day there will be cross-browser support for all the new types.
buildscript apply plugin: 'java' apply plugin: 'eclipse' apply plugin: 'idea' apply plugin: 'org.springframework.boot' jar repositories source Compatibility = 1.8 target Compatibility = 1.8 dependencies First you set up a basic build script. You can run the application from the command line with Gradle or Maven.
You can use any build system you like when building apps with Spring, but the code you need to work with Maven is included here. Or you can build a single executable JAR file that contains all the necessary dependencies, classes, and resources, and run that.
Hopefully these behaviours will converge in future releases.
For these examples we have created our own valid/invalid CSS formatting to override the browser default. That's why you may see something like the following: Before you type anything into the box a red marker is shown.Before you ask, and someone always does, these examples will currently work in the following browsers: Safari 5, Chrome 6, Opera 9, Firefox 4 Beta and the i Phone/i Pad.Also each browser has a slightly different default behaviour.Here is how it appears in Safari (with our CSS formatting to show the (in)valid state): In a similar fashion to the Again, the input box appears as normal: This time the minimum requirement for most browsers is one or more letters followed by a colon. :[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f] | \[\x01-\x09\x0b\x0c\x0e-\x7f]) ) \])\z Or you can look here for more solutions.Again, not very helpful, but it will stop people trying to input their email address or other such nonsense. Careful examination of the RFCs associated with email addresses has been conducted repeatedly and has been proven to require the use of recursion in order properly determine the validity of an email address using the full set of RFC specifications.The simplest change you can make to your forms is to mark a text input field as 'required': This informs the (HTML5-aware) web browser that the field is to be considered mandatory.