jquery.placeholder.min.js

/* HTML5 Placeholder jQuery Plugin - v2.3.1
 * Copyright (c)2015 Mathias Bynens
 * 2015-12-16
 */
!function(a){"function"==typeof define&&define.amd?define(["jquery"],a):a("object"==typeof module&&module.exports?require("jquery"):jQuery)}(function(a){function b(b){var c={},d=/^jQuery\d+$/;return a.each(b.attributes,function(a,b){b.specified&&!d.test(b.name)&&(c[b.name]=b.value)}),c}function c(b,c){var d=this,f=a(this);if(d.value===f.attr(h?"placeholder-x":"placeholder")&&f.hasClass(n.customClass))if(d.value="",f.removeClass(n.customClass),f.data("placeholder-password")){if(f=f.hide().nextAll('input[type="password"]:first').show().attr("id",f.removeAttr("id").data("placeholder-id")),b===!0)return f[0].value=c,c;f.focus()}else d==e()&&d.select()}function d(d){var e,f=this,g=a(this),i=f.id;if(!d||"blur"!==d.type||!g.hasClass(n.customClass))if(""===f.value){if("password"===f.type){if(!g.data("placeholder-textinput")){try{e=g.clone().prop({type:"text"})}catch(j){e=a("<input>").attr(a.extend(b(this),{type:"text"}))}e.removeAttr("name").data({"placeholder-enabled":!0,"placeholder-password":g,"placeholder-id":i}).bind("focus.placeholder",c),g.data({"placeholder-textinput":e,"placeholder-id":i}).before(e)}f.value="",g=g.removeAttr("id").hide().prevAll('input[type="text"]:first').attr("id",g.data("placeholder-id")).show()}else{var k=g.data("placeholder-password");k&&(k[0].value="",g.attr("id",g.data("placeholder-id")).show().nextAll('input[type="password"]:last').hide().removeAttr("id"))}g.addClass(n.customClass),g[0].value=g.attr(h?"placeholder-x":"placeholder")}else g.removeClass(n.customClass)}function e(){try{return document.activeElement}catch(a){}}var f,g,h=!1,i="[object OperaMini]"===Object.prototype.toString.call(window.operamini),j="placeholder"in document.createElement("input")&&!i&&!h,k="placeholder"in document.createElement("textarea")&&!i&&!h,l=a.valHooks,m=a.propHooks,n={};j&&k?(g=a.fn.placeholder=function(){return this},g.input=!0,g.textarea=!0):(g=a.fn.placeholder=function(b){var e={customClass:"placeholder"};return n=a.extend({},e,b),this.filter((j?"textarea":":input")+"["+(h?"placeholder-x":"placeholder")+"]").not("."+n.customClass).not(":radio, :checkbox, [type=hidden]").bind({"focus.placeholder":c,"blur.placeholder":d}).data("placeholder-enabled",!0).trigger("blur.placeholder")},g.input=j,g.textarea=k,f={get:function(b){var c=a(b),d=c.data("placeholder-password");return d?d[0].value:c.data("placeholder-enabled")&&c.hasClass(n.customClass)?"":b.value},set:function(b,f){var g,h,i=a(b);return""!==f&&(g=i.data("placeholder-textinput"),h=i.data("placeholder-password"),g?(c.call(g[0],!0,f)||(b.value=f),g[0].value=f):h&&(c.call(b,!0,f)||(h[0].value=f),b.value=f)),i.data("placeholder-enabled")?(""===f?(b.value=f,b!=e()&&d.call(b)):(i.hasClass(n.customClass)&&c.call(b),b.value=f),i):(b.value=f,i)}},j||(l.input=f,m.value=f),k||(l.textarea=f,m.value=f),a(function(){a(document).delegate("form","submit.placeholder",function(){var b=a("."+n.customClass,this).each(function(){c.call(this,!0,"")});setTimeout(function(){b.each(d)},10)})}),a(window).bind("beforeunload.placeholder",function(){var b=!0;try{"javascript:void(0)"===document.activeElement.toString()&&(b=!1)}catch(c){}b&&a("."+n.customClass).each(function(){this.value=""})}))});