Best JavaScript code snippet using wpt
CAPSClipboardFramescript.js
Source:CAPSClipboardFramescript.js  
...80    }81    return originalExecCommand.call(doc, aCommandName, aShowDefaultUI, aValueArgument);82  }83}84function myQueryCommandSupported(doc, originalQueryCommandSupported) {85  return function(aCommandName) {86    switch (aCommandName.toLowerCase()) {87    case "cut":88    case "copy":89      if (allowCutCopy(doc)) {90        return true;91      }92      break;93    case "paste":94      if (allowPaste(doc)) {95        return true;96      }97      break;98    }99    return originalQueryCommandSupported.call(doc, aCommandName, aShowDefaultUI, aValueArgument);100  }101}102var documentObserver = {103  observe: function observe(subject, topic, data) {104    if (subject instanceof Ci.nsIDOMWindow && topic == 'content-document-global-created') {105      var doc = subject.document;106      var cutCopyAllowed = allowCutCopy(doc);107      var pasteAllowed = allowPaste(doc);108      if (!cutCopyAllowed && !pasteAllowed) {109        return;110      }111      var originalExecCommand = Cu.waiveXrays(doc).execCommand;112      Cu.exportFunction(myExecCommand(doc, originalExecCommand), doc, {defineAs: "execCommand"});113      var originalQueryCommandSupported = Cu.waiveXrays(doc).queryCommandSupported;114      Cu.exportFunction(myQueryCommandSupported(doc, originalQueryCommandSupported), doc, {defineAs: "queryCommandSupported"});115      var originalQueryCommandEnabled = Cu.waiveXrays(doc).queryCommandEnabled;116      Cu.exportFunction(myQueryCommandSupported(doc, originalQueryCommandEnabled), doc, {defineAs: "queryCommandEnabled"});117    }118  }119}120// Don't do this check before Firefox 29121if (Services.vc.compare(Services.appinfo.version, "29") > 0) {122  try {123    if (Services.prefs.getCharPref("capability.policy.default.Clipboard.cutcopy") == "allAccess") {124      gDefaultCutCopyPolicy = true;125    }126  } catch (e) {}127  try {128    if (Services.prefs.getCharPref("capability.policy.default.Clipboard.paste") == "allAccess") {129      gDefaultPastePolicy = true;130    }...Using AI Code Generation
1var myQueryCommandSupported = wptextpattern.myQueryCommandSupported;2var myQueryCommandValue = wptextpattern.myQueryCommandValue;3var myQueryCommandEnabled = wptextpattern.myQueryCommandEnabled;4var myQueryCommandState = wptextpattern.myQueryCommandState;5var myExecCommand = wptextpattern.myExecCommand;6var myExecCommandShowHelp = wptextpattern.myExecCommandShowHelp;7var myGetSelection = wptextpattern.myGetSelection;8var myGetRangeAt = wptextpattern.myGetRangeAt;9var myCreateRange = wptextpattern.myCreateRange;10var mySelectNodeContents = wptextpattern.mySelectNodeContents;11var mySelectNode = wptextpattern.mySelectNode;12var mySelectRange = wptextpattern.mySelectRange;13var myCollapse = wptextpattern.myCollapse;14var myCreateElement = wptextpattern.myCreateElement;15var myInsertNode = wptextpattern.myInsertNode;16var myIsCollapsed = wptextpattern.myIsCollapsed;17var myGetStartContainer = wptextpattern.myGetStartContainer;Using AI Code Generation
1var wptoolkit = require('wptoolkit');2var result = wptoolkit.myQueryCommandSupported('bold');3console.log(result);4var wptoolkit = require('wptoolkit');5var result = wptoolkit.myQueryCommandEnabled('bold');6console.log(result);7var wptoolkit = require('wptoolkit');8var result = wptoolkit.myQueryCommandValue('bold');9console.log(result);10var wptoolkit = require('wptoolkit');11var result = wptoolkit.myQueryCommandState('bold');12console.log(result);13var wptoolkit = require('wptoolkit');14var result = wptoolkit.myExecCommand('bold');15console.log(result);16var wptoolkit = require('wptoolkit');17var result = wptoolkit.myExecCommandShowHelp('bold');18console.log(result);19var wptoolkit = require('wptoolkit');20var result = wptoolkit.myGetElementById('id');21console.log(result);22var wptoolkit = require('wptoolkit');23var result = wptoolkit.myGetElementByTagName('tagname');24console.log(result);25var wptoolkit = require('wptoolkit');26var result = wptoolkit.myGetElementByClassName('classname');27console.log(result);28var wptoolkit = require('wptoolkit');Using AI Code Generation
1if (CKEDITOR.plugins.wptextpattern.myQueryCommandSupported(editorInstance, 'bold')) {2}3CKEDITOR.plugins.wptextpattern.myQueryCommandSupported = function(editor, commandName) {4    var command = editor.getCommand(commandName);5    if (!command) {6        return false;7    }8    return command.state !== CKEDITOR.TRISTATE_DISABLED;9};Using AI Code Generation
1var wptools = require('wptools');2var supported = wptools.myQueryCommandSupported('copy');3console.log('Is copy command supported: ' + supported);4var wptools = require('wptools');5var supported = wptools.myQueryCommandSupported('copy');6console.log('Is copy command supported: ' + supported);7var wptools = require('wptools');8var supported = wptools.myQueryCommandSupported('copy');9console.log('Is copy command supported: ' + supported);10var wptools = require('wptools');11var supported = wptools.myQueryCommandSupported('copy');12console.log('Is copy command supported: ' + supported);13var wptools = require('wptools');14var supported = wptools.myQueryCommandSupported('copy');15console.log('Is copy command supported: ' + supported);16var wptools = require('wptools');17var supported = wptools.myQueryCommandSupported('copy');18console.log('Is copy command supported: ' + supported);Using AI Code Generation
1var supported = wptoolkit.myQueryCommandSupported('bold');2if (supported) {3}4var enabled = wptoolkit.myQueryCommandEnabled('bold');5if (enabled) {6}7var state = wptoolkit.myQueryCommandState('bold');8if (state) {9}10var value = wptoolkit.myQueryCommandValue('bold');11if (value) {12}13var text = wptoolkit.myQueryCommandText('bold');14if (text) {15}Using AI Code Generation
1function test() {2var supported = wptoolkit.myQueryCommandSupported("fontname");3if (supported) {4var fontname = wptoolkit.myQueryCommandValue("fontname");5document.getElementById("result").innerHTML = "Font Name: " + fontname;6}7}8function myQueryCommandSupported(command) {9if (document.queryCommandSupported) {10if (document.queryCommandSupported(command)) {11return true;12}13}14return false;15}16function myQueryCommandValue(command) {17if (document.queryCommandValue) {18return document.queryCommandValue(command);19}20return "";21}Using AI Code Generation
1if (wptoolkit.myQueryCommandSupported("queryCommandSupported")) {2    var availableQueryCommands = wptoolkit.queryCommandSupported();3    for (var i = 0; i < availableQueryCommands.length; i++) {4        alert("Available Query Command: " + availableQueryCommands[i]);5    }6} else {7    var availableQueryCommands = wptoolkit.queryCommandSupported();8    for (var i = 0; i < availableQueryCommands.length; i++) {9        alert("Available Query Command: " + availableQueryCommands[i]);10    }11}12if (wptoolkit.myQueryCommandSupported("queryCommandSupported")) {13    var availableQueryCommands = wptoolkit.queryCommandSupported();14    for (var i = 0; i < availableQueryCommands.length; i++) {15        alert("Available Query Command: " + availableQueryCommands[i]);16    }17} else {18    var availableQueryCommands = wptoolkit.queryCommandSupported();19    for (var i = 0; i < availableQueryCommands.length; i++) {20        alert("Available Query Command: " + availableQueryCommands[i]);21    }22}23if (wptoolkit.myQueryCommandSupportedUsing AI Code Generation
1var doc = document;2var queryCommand = "BackColor";3if (myQueryCommandSupported(doc, queryCommand)){4  var queryCommandValue = myQueryCommandValue(doc, queryCommand);5  alert(queryCommandValue);6}7else{8  alert("The query command is not supported by the browser.");9}10function myQueryCommandSupported(doc, queryCommand){11  var supported = doc.queryCommandSupported(queryCommand);12  return supported;13}14function myQueryCommandValue(doc, queryCommand){15  var value = doc.queryCommandValue(queryCommand);16  return value;17}Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Get 100 minutes of automation test minutes FREE!!
