diff --git a/Build/Gruntfile.js b/Build/Gruntfile.js
index 7f2d7c48ed9ff6b8b655f3c0e376165d9ab19a86..35415ff0f58253e3636c31fc24aa839de36e6d56 100644
--- a/Build/Gruntfile.js
+++ b/Build/Gruntfile.js
@@ -153,7 +153,6 @@ module.exports = function(grunt) {
'imagesloaded.pkgd.min.js': 'imagesloaded/imagesloaded.pkgd.min.js',
'bootstrap-datetimepicker.js': 'eonasdan-bootstrap-datetimepicker/build/js/bootstrap-datetimepicker.min.js',
'autosize.js': 'autosize/dist/autosize.min.js',
- 'placeholders.jquery.min.js': 'Placeholders.js/dist/placeholders.jquery.min.js',
'taboverride.min.js': 'taboverride/build/output/taboverride.min.js',
'bootstrap-slider.min.js': 'seiyria-bootstrap-slider/dist/bootstrap-slider.min.js',
/* disabled until autocomplete groupBy is fixed by the author
diff --git a/Build/bower.json b/Build/bower.json
index fca3cb2a00594e968a351230d2de86669fc3e216..addea3a93739ce769266cb9407d6ef5598aaf02e 100644
--- a/Build/bower.json
+++ b/Build/bower.json
@@ -38,7 +38,6 @@
"autosize": "3.0.13",
"cropper": "0.9.3",
"imagesloaded": "3.1.8",
- "Placeholders.js": "4.0.1",
"taboverride": "4.0.2",
"seiyria-bootstrap-slider": "5.2.4",
"devbridge-autocomplete": "1.2.24",
diff --git a/typo3/sysext/backend/Classes/Controller/LoginController.php b/typo3/sysext/backend/Classes/Controller/LoginController.php
index b408ddb685bd97314953bfff970ff009b0f32cda..f64978a0ee9685d48c61e0701f6987e718359970 100644
--- a/typo3/sysext/backend/Classes/Controller/LoginController.php
+++ b/typo3/sysext/backend/Classes/Controller/LoginController.php
@@ -150,12 +150,6 @@ class LoginController
$pageRenderer = GeneralUtility::makeInstance(PageRenderer::class);
$pageRenderer->loadRequireJsModule('TYPO3/CMS/Backend/Login');
- // support placeholders for IE9 and lower
- $clientInfo = GeneralUtility::clientInfo();
- if ($clientInfo['BROWSER'] === 'msie' && $clientInfo['VERSION'] <= 9) {
- $pageRenderer->addJsLibrary('placeholders', 'sysext/core/Resources/Public/JavaScript/Contrib/placeholders.jquery.min.js');
- }
-
// Checking, if we should make a redirect.
// Might set JavaScript in the header to close window.
$this->checkRedirect();
diff --git a/typo3/sysext/backend/Classes/Form/FormResultCompiler.php b/typo3/sysext/backend/Classes/Form/FormResultCompiler.php
index 4d0958592c280f1bd2fa01dfaa266ea7ac018e81..dece5be58ea3a8790345a574193ea763bf030c83 100644
--- a/typo3/sysext/backend/Classes/Form/FormResultCompiler.php
+++ b/typo3/sysext/backend/Classes/Form/FormResultCompiler.php
@@ -242,12 +242,6 @@ class FormResultCompiler
$dateFormat = ($GLOBALS['TYPO3_CONF_VARS']['SYS']['USdateFormat'] ? array('MM-DD-YYYY', 'HH:mm MM-DD-YYYY') : array('DD-MM-YYYY', 'HH:mm DD-MM-YYYY'));
$pageRenderer->addInlineSetting('DateTimePicker', 'DateFormat', $dateFormat);
- // support placeholders for IE9 and lower
- $clientInfo = GeneralUtility::clientInfo();
- if ($clientInfo['BROWSER'] == 'msie' && $clientInfo['VERSION'] <= 9) {
- $this->loadJavascriptLib('sysext/core/Resources/Public/JavaScript/Contrib/placeholders.jquery.min.js');
- }
-
$pageRenderer->loadRequireJsModule('TYPO3/CMS/Filelist/FileListLocalisation');
$pageRenderer->addInlineLanguagelabelFile(
diff --git a/typo3/sysext/core/Resources/Public/JavaScript/Contrib/placeholders.jquery.min.js b/typo3/sysext/core/Resources/Public/JavaScript/Contrib/placeholders.jquery.min.js
deleted file mode 100644
index 464d97f1c72538e73aa44e6e058440761840ee9e..0000000000000000000000000000000000000000
--- a/typo3/sysext/core/Resources/Public/JavaScript/Contrib/placeholders.jquery.min.js
+++ /dev/null
@@ -1,25 +0,0 @@
-/* Placeholders.js v4.0.1 */
-/*!
- * The MIT License
- *
- * Copyright (c) 2012 James Allardice
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to
- * deal in the Software without restriction, including without limitation the
- * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
- * sell copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- * IN THE SOFTWARE.
- */
-!function(a){"use strict";function b(){}function c(){try{return document.activeElement}catch(a){}}function d(a,b){for(var c=0,d=a.length;d>c;c++)if(a[c]===b)return!0;return!1}function e(a,b,c){return a.addEventListener?a.addEventListener(b,c,!1):a.attachEvent?a.attachEvent("on"+b,c):void 0}function f(a,b){var c;a.createTextRange?(c=a.createTextRange(),c.move("character",b),c.select()):a.selectionStart&&(a.focus(),a.setSelectionRange(b,b))}function g(a,b){try{return a.type=b,!0}catch(c){return!1}}function h(a,b){if(a&&a.getAttribute(B))b(a);else for(var c,d=a?a.getElementsByTagName("input"):N,e=a?a.getElementsByTagName("textarea"):O,f=d?d.length:0,g=e?e.length:0,h=f+g,i=0;h>i;i++)c=f>i?d[i]:e[i-f],b(c)}function i(a){h(a,k)}function j(a){h(a,l)}function k(a,b){var c=!!b&&a.value!==b,d=a.value===a.getAttribute(B);if((c||d)&&"true"===a.getAttribute(C)){a.removeAttribute(C),a.value=a.value.replace(a.getAttribute(B),""),a.className=a.className.replace(A,"");var e=a.getAttribute(I);parseInt(e,10)>=0&&(a.setAttribute("maxLength",e),a.removeAttribute(I));var f=a.getAttribute(D);return f&&(a.type=f),!0}return!1}function l(a){var b=a.getAttribute(B);if(""===a.value&&b){a.setAttribute(C,"true"),a.value=b,a.className+=" "+z;var c=a.getAttribute(I);c||(a.setAttribute(I,a.maxLength),a.removeAttribute("maxLength"));var d=a.getAttribute(D);return d?a.type="text":"password"===a.type&&g(a,"text")&&a.setAttribute(D,"password"),!0}return!1}function m(a){return function(){P&&a.value===a.getAttribute(B)&&"true"===a.getAttribute(C)?f(a,0):k(a)}}function n(a){return function(){l(a)}}function o(a){return function(){i(a)}}function p(a){return function(b){return v=a.value,"true"===a.getAttribute(C)&&v===a.getAttribute(B)&&d(x,b.keyCode)?(b.preventDefault&&b.preventDefault(),!1):void 0}}function q(a){return function(){k(a,v),""===a.value&&(a.blur(),f(a,0))}}function r(a){return function(){a===c()&&a.value===a.getAttribute(B)&&"true"===a.getAttribute(C)&&f(a,0)}}function s(a){var b=a.form;b&&"string"==typeof b&&(b=document.getElementById(b),b.getAttribute(E)||(e(b,"submit",o(b)),b.setAttribute(E,"true"))),e(a,"focus",m(a)),e(a,"blur",n(a)),P&&(e(a,"keydown",p(a)),e(a,"keyup",q(a)),e(a,"click",r(a))),a.setAttribute(F,"true"),a.setAttribute(B,T),(P||a!==c())&&l(a)}var t=document.createElement("input"),u=void 0!==t.placeholder;if(a.Placeholders={nativeSupport:u,disable:u?b:i,enable:u?b:j},!u){var v,w=["text","search","url","tel","email","password","number","textarea"],x=[27,33,34,35,36,37,38,39,40,8,46],y="#ccc",z="placeholdersjs",A=new RegExp("(?:^|\\s)"+z+"(?!\\S)"),B="data-placeholder-value",C="data-placeholder-active",D="data-placeholder-type",E="data-placeholder-submit",F="data-placeholder-bound",G="data-placeholder-focus",H="data-placeholder-live",I="data-placeholder-maxlength",J=100,K=document.getElementsByTagName("head")[0],L=document.documentElement,M=a.Placeholders,N=document.getElementsByTagName("input"),O=document.getElementsByTagName("textarea"),P="false"===L.getAttribute(G),Q="false"!==L.getAttribute(H),R=document.createElement("style");R.type="text/css";var S=document.createTextNode("."+z+" {color:"+y+";}");R.styleSheet?R.styleSheet.cssText=S.nodeValue:R.appendChild(S),K.insertBefore(R,K.firstChild);for(var T,U,V=0,W=N.length+O.length;W>V;V++)U=V<N.length?N[V]:O[V-N.length],T=U.attributes.placeholder,T&&(T=T.nodeValue,T&&d(w,U.type)&&s(U));var X=setInterval(function(){for(var a=0,b=N.length+O.length;b>a;a++)U=a<N.length?N[a]:O[a-N.length],T=U.attributes.placeholder,T?(T=T.nodeValue,T&&d(w,U.type)&&(U.getAttribute(F)||s(U),(T!==U.getAttribute(B)||"password"===U.type&&!U.getAttribute(D))&&("password"===U.type&&!U.getAttribute(D)&&g(U,"text")&&U.setAttribute(D,"password"),U.value===U.getAttribute(B)&&(U.value=T),U.setAttribute(B,T)))):U.getAttribute(C)&&(k(U),U.removeAttribute(B));Q||clearInterval(X)},J);e(a,"beforeunload",function(){M.disable()})}}(this),function(a,b){"use strict";var c=a.fn.val,d=a.fn.prop;b.Placeholders.nativeSupport||(a.fn.val=function(a){var b=c.apply(this,arguments),d=this.eq(0).data("placeholder-value");return void 0===a&&this.eq(0).data("placeholder-active")&&b===d?"":b},a.fn.prop=function(a,b){return void 0===b&&this.eq(0).data("placeholder-active")&&"value"===a?"":d.apply(this,arguments)})}(jQuery,this);
\ No newline at end of file