$ ack-grep "'tabindex' ="
core/includes/Article.php
1653:                                                   'wpSuppress', 'wpSuppress', false, array( 'tabindex' => '4' ) ) .
1689:                                   'tabindex' => '2',
1703:                                           'wpWatch', 'wpWatch', $checkWatch, array( 'tabindex' => '3' ) ) .
1714:                                           array( 'name' => 'wpConfirmB', 'id' => 'wpConfirmB', 'tabindex' => '5' ) ) .

core/includes/EditPage.php
2482:                                   array( 'title' => Linker::titleAttrib( 'recreate' ), 'tabindex' => 1, 'id' => 'wpRecreate' )
2819:                   'tabindex' => '1',
2977:                   $attribs = array( 'tabindex' => 1 );
2999:           $this->showTextbox( $this->textbox2, 'wpTextbox2', array( 'tabindex' => 6, 'readonly' ) );
3785:                                   'tabindex' => ++$tabindex,
3801:                           'tabindex' => ++$tabindex,
3831:                   'tabindex' => ++$tabindex,
3845:                   'tabindex' => $tabindex,
3859:                   'tabindex' => ++$tabindex,

core/includes/FileDeleteForm.php
230:                                                    'wpSuppress', 'wpSuppress', false, array( 'tabindex' => '3' ) ) .
266:                                            array( 'type' => 'text', 'maxlength' => '255', 'tabindex' => '2', 'id' => 'wpReason' ) ) .
276:                                            'wpWatch', 'wpWatch', $checkWatch, array( 'tabindex' => '3' ) ) .
289:                                                    'tabindex' => '4'

core/includes/changes/ChangesList.php
319:                            array( 'tabindex' => $rc->counter ),

core/includes/SkinTemplate.php
1990:                   'tabindex' => 1

core/includes/ProtectionForm.php
441:                                                                    'tabindex' => '2' ) + $this->disabledAttrib,

core/includes/installer/WebInstaller.php
824:                                    'tabindex' => $this->nextTabIndex()
872:                                    'tabindex' => $this->nextTabIndex()
952:                                    'tabindex' => $this->nextTabIndex(),

core/includes/installer/WebInstallerPage.php
112:                                    'tabindex' => $this->parent->nextTabIndex()
123:                                    'tabindex' => $this->parent->nextTabIndex(),
292:                            'tabindex' => $this->parent->nextTabIndex() ) ) . "\n";

core/includes/specials/SpecialBlockList.php
72:                             'tabindex' => '1',

core/includes/specials/SpecialListfiles.php
496:            $inputForm['table_pager_limit_label'] = $this->getLimitSelect( array( 'tabindex' => 1 ) );
506:                                    'tabindex' => 2,
514:                    'tabindex' => 3,
519:                    'tabindex' => 4,
527:                    Xml::buildForm( $inputForm, 'table_pager_limit_submit', array( 'tabindex' => 5 ) ) .

core/includes/specials/SpecialUnblock.php
86:                             'tabindex' => '1',

core/includes/specials/SpecialActiveusers.php
203:                    'username', 'offset', 20, $this->requestedUser, array( 'tabindex' => 1 ) ) . '<br />';
206:                    'hidebots', 'hidebots', $this->opts->getValue( 'hidebots' ), array( 'tabindex' => 2 ) );
213:                    array( 'tabindex' => 3 )
219:                    array( 'tabindex' => 4 )

core/includes/templates/Usercreate.php
86:                                     'tabindex' => '1',
114:                                    'tabindex' => '3',
144:                                    'tabindex' => '5',
166:                                                    'tabindex' => '6',
194:                                            'tabindex' => '8',
264:                                            'tabindex' => $tabIndex++

core/includes/templates/Userlogin.php
76:                                     'tabindex' => '1',
106:                                    'tabindex' => '2',
152:                                    'tabindex' => '6',

extensions/ConfirmEdit/Captcha.php
47:                             'tabindex' => 1 ) ) . // tab in before the edit textarea

extensions/ConfirmEdit/FancyCaptcha.class.php
140:                                    'tabindex' => 1

extensions/ConfirmEdit/MathCaptcha.class.php
25:             $form .= '<td>' . Html::input( 'wpCaptchaWord', false, false, array( 'tabindex' => '1', 'autocomplete' => 'off', 'required' ) ) . '</td></tr></table>';

extensions/ConfirmEdit/QuestyCaptcha.class.php
48:                             'tabindex' => 1 ) ) . // tab in before the edit textarea

extensions/ConfirmEdit/ReCaptcha.class.php
16:             $js = 'var RecaptchaOptions = ' . Xml::encodeJsVar( array( 'theme' => $wgReCaptchaTheme, 'tabindex' => 1  ) );

extensions/DeleteBatch/DeleteBatch.body.php
182:                    'tabindex' => $tabindex,
195:                    'tabindex' => $tabindex,
206:                    'tabindex' => $tabindex,

extensions/Drafts/Drafts.hooks.php
207:                            'tabindex' => ++$tabindex,

extensions/FlaggedRevs/frontend/FlaggablePageView.php
1862:                           array( 'tabindex' => ++$tabindex, 'id' => 'wpReviewEdit' )

extensions/Interwiki/Interwiki_body.php
138:                            array( 'tabindex' => 1, 'id' => 'mw-interwiki-prefix', 'maxlength' => 20 ) );
180:                                    array( 'tabindex' => 1, 'maxlength' => 200, 'id' => 'mw-interwiki-url' ) ) )
200:                                            array( 'tabindex' => 1, 'id' => "mw-interwiki-{$action}reason", 'maxlength' => 200 ) ) )

extensions/LiquidThreads/classes/View.php
903:            $attr = array( 'tabindex' => 1 );

extensions/MobileFrontend/includes/skins/UserAccountCreateMobileTemplate.php
45:                                     'tabindex' => '1',
52:                                     'tabindex' => '2',
58:                                     'tabindex' => '3',
64:                                     'tabindex' => '4',
73:                                     'tabindex' => '6'
159:                                    'tabindex' => '5',

extensions/MobileFrontend/includes/skins/UserLoginMobileTemplate.php
74:                                     'tabindex' => '1',
81:                                     'tabindex' => '2',
88:                                     'tabindex' => '3' ) ) .

extensions/OATHAuth/OATHAuth.hooks.php
16:                                     'class' => 'loginText', 'id' => 'wpOATHToken', 'tabindex' => '3', 'size' => '20'

extensions/ProofreadPage/includes/page/EditPagePage.php
99:                     $inputAttributes + array( 'rows' => '2', 'tabindex' => '1' )
106:                    $inputAttributes + array( 'tabindex' => '1' )
113:                    $inputAttributes + array( 'rows' => '2', 'tabindex' => '1' )
167:                    $attributes = array( 'tabindex' => ++$tabindex, 'title' => wfMessage( $msg )->plain() );

extensions/ReassignEdits/ReassignEdits_body.php
77:                             Xml::input( 'oldusername', 20, $oun, array( 'type' => 'text', 'tabindex' => '1' ) ) . ' ' .
85:                             Xml::input( 'newusername', 20, $nun, array( 'type' => 'text', 'tabindex' => '2' ) ) .
96:                                     array( 'tabindex' => '3' ) ) .
107:                                    'updateloggingtitle', $updatelogging_title, array( 'tabindex' => '4' ) ) .
117:                                    array( 'name' => 'submit', 'tabindex' => '5', 'id' => 'submit' ) ) .

extensions/Renameuser/specials/SpecialRenameuser.php
70:                                     Xml::input( 'oldusername', 20, $oun, array( 'type' => 'text', 'tabindex' => '1' ) ) . ' ' .
78:                                     Xml::input( 'newusername', 20, $nun, array( 'type' => 'text', 'tabindex' => '2' ) ) .
86:                                     Xml::input( 'reason', 40, $reason, array( 'type' => 'text', 'tabindex' => '3', 'maxlength' => 255 ) ) .
97:                                                     $move_checked, array( 'tabindex' => '4' ) ) .
113:                                                            array( 'tabindex' => '5' )
148:                                                    array( 'tabindex' => '6' )
163:                                                    'tabindex' => '7',
173:                                                    'tabindex' => '8'

extensions/Scribunto/common/Hooks.php
253:                    'tabindex' => ++$tabindex,

extensions/SemanticForms/includes/SF_FormPrinter.php
272:                            'tabindex' => $sfgTabIndex,

extensions/SemanticForms/includes/SF_FormUtils.php
101:                    'tabindex' => $sfgTabIndex,
138:                    'tabindex' => $sfgTabIndex,

extensions/SemanticForms/includes/forminputs/SF_CheckboxesInput.php
66:                             'tabindex' => $sfgTabIndex,

extensions/SemanticForms/includes/forminputs/SF_ComboBoxInput.php
75:                     'tabindex' => $sfgTabIndex,

extensions/SemanticForms/includes/forminputs/SF_DateInput.php
46:                     'tabindex' => $sfgTabIndex

extensions/SemanticForms/includes/forminputs/SF_DropdownInput.php
89:                     'tabindex' => $sfgTabIndex,

extensions/SemanticForms/includes/forminputs/SF_ListBoxInput.php
73:                     'tabindex' => $sfgTabIndex,

extensions/SemanticForms/includes/forminputs/SF_RadioButtonInput.php
74:                             'tabindex' => $sfgTabIndex,

extensions/SemanticForms/includes/forminputs/SF_TextAreaInput.php
174:                    'tabindex' => $sfgTabIndex,

extensions/SemanticForms/includes/forminputs/SF_TextInput.php
200:                    'tabindex' => $sfgTabIndex,

extensions/SemanticForms/includes/forminputs/SF_TextWithAutocompleteInput.php
161:                    'tabindex' => $sfgTabIndex,

extensions/SocialProfile/UserProfile/SpecialEditProfile.php
140:                            'tabindex' => '1',

extensions/TemplateSandbox/TemplateSandbox.hooks.php
269:                    'tabindex' => ++$tabindex,
305:                    'tabindex' => ++$tabindex,

extensions/Translate/TranslateEditAddons.php
87:                             'tabindex' => ++$tabindex,
114:                    'tabindex' => ++$tabindex,

extensions/TwoFactorAuthentication/TwoFactorAuth.hooks.php
48:                                     array( 'class' => 'loginPassword', 'id' => 'wpTwoFactorToken', 'tabindex' => '3', 'size' => '20' ) )

extensions/UserMerge/UserMerge_body.php
161:                                                                            'tabindex' => '1',
188:                                                                            'tabindex' => '2',
212:                                                                    array( 'tabindex' => '3' )
230:                                                                    array( 'tabindex' => '4' )

extensions/Wikibase/client/includes/recentchanges/ChangeLineFormatter.php
218:                            'tabindex' => $count

extensions/Wikibase/client/tests/phpunit/includes/RepoLinkerTest.php
188:                                    'tabindex' => 1

extensions/Wikibase/repo/includes/actions/EditEntityAction.php
445:                    'tabindex' => '1',

extensions/ZeroRatedMobileAccess/includes/ZeroSpecialPage.php
210:                                    'tabindex' => '0' ),

extensions/Wikilog/WikilogHooks.php
286:                                            'tabindex' => 1, // after text, before summary

extensions/MaintenanceShell/includes/SpecialMaintenanceShell.php
49:                             'tabindex' => '1',
58:                             'tabindex' => '1',

extensions/BookManagerv2/JsonEditor.php
230:                    'tabindex' => $tabindex
272:                            'tabindex' => $tabindex++
336:                            'tabindex' => $tabindex++
388:                                    'tabindex' => $tabindex++
395:                                            'tabindex' => $tabindex++,
410:                                            'tabindex' => $tabindex++,
422:                                    'tabindex' => $tabindex++,

extensions/MassEditRegex/MassEditRegex.class.php
202:                                    'tabindex' => '1'

extensions/MassMessage/SpecialMassMessage.php
118:                    'tabindex' => '1',
127:                    'tabindex' => '2',
138:                    'tabindex' => '3',
150:                            'tabindex' => '4',
159:                    'tabindex' => '5',

extensions/BayesianFilter/BayesianFilter.PageView.php
31:                             array( 'tabindex' => ++$tabindex, 'id' => 'wpSpam' )

extensions/Wikidata/extensions/Wikibase/client/includes/recentchanges/ChangeLineFormatter.php
218:                            'tabindex' => $count

extensions/Wikidata/extensions/Wikibase/client/tests/phpunit/includes/RepoLinkerTest.php
188:                                    'tabindex' => 1

extensions/Wikidata/extensions/Wikibase/repo/includes/actions/EditEntityAction.php
445:                    'tabindex' => '1',

extensions/PageBlock/SpecialPageBlock.php
120:                            //'tabindex' => '2',
142:                            //'tabindex' => '2',