neilgee

This plugin adds support for placeholder text in browsers that don’t support this HTML5 feature including Internet Explorer 6.
The plugin just activates the placeholders.js script by James Allardice http://jamesallardice.github.io/Placeholders.js/
There is no further configuration required.
For HTML input elements use the placeholder attribute and add a value, this value is removed when a user inputs the field. http://coolestguidesontheplanet.com/add-a-label-into-a-text-input-field-in-a-html-form/#html5
The script is 4KB and is set to load in the footer and has no library dependencies.
<h3>Usage</h3>
Just activate the plugin which loads the script, their is no further configuration.

Placeholder Text

This plugin adds support for placeholder text in browsers that don't support this HTML5 feature.

marcus

Onde você deve informar no campo input uma dessas class, Exemplo:
<ol>
<li>
Faça upload dos arquivos para a pasta <code>/wp-content/plugins/</code> (mantenha a pasta original do plugin)
</li>
<li>
Ative o plugin na interface de ‘Plugins’ do WordPress
</li>
<li>
Para utilizar use as classes determinadas
</li>
</ol>
<h3>Arbitrary section</h3>
<h3>A brief Markdown Example</h3>
jQuery(‘.date’).mask(’99/99/9999′); 
 jQuery(‘.tempo’).mask(’00:00:00′); 
 jQuery(‘.date_time’).mask(’00/00/0000 00:00:00′); 
 jQuery(‘.cep’).mask(‘00000-000’); 
 jQuery(‘.phone’).mask(‘0000-0000’); 
 jQuery(‘.phone-2’).mask(‘(00) 0000-0000’); 
 jQuery(‘.phone_us’).mask(‘(000) 000-0000’); 
 jQuery(‘.mixed’).mask(‘AAA 000-S0S’); 
 jQuery(‘.cpf’).mask(‘000.000.000-00’, {reverse: true}); 
 jQuery(‘.money’).mask(‘000.000.000.000.000,00’, {reverse: true}); 
 jQuery(‘.cnpj’).mask(‘00.000.000/0000-00’, {reverse: true}); 
 jQuery(‘.wpcf7-tel’).mask(maskBehavior, options);
 Onde nesse exemplo usamos a classe wpcf7-tel que é nátiva para o formulário de contato Contact Form 7

Mask Contact Form

Onde você deve informar no campo input uma dessas class, Exemplo: Faça upload dos arquivos para a pasta /wp-content/plugins/  (mantenha a pasta orig …

Placeholder Text vs Mask Contact Form