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- /**
- * ブラウザ名を取得
- *
- * @return ブラウザ名(ie6、ie7、ie8、ie9、ie10、ie11、chrome、safari、opera、firefox、unknown)
- *
- */
- var getBrowser = function(){
- var ua = window.navigator.userAgent.toLowerCase();
- var ver = window.navigator.appVersion.toLowerCase();
- var name = 'unknown';
- if (ua.indexOf("msie") != -1){
- if (ver.indexOf("msie 6.") != -1){
- name = 'ie6';
- }else if (ver.indexOf("msie 7.") != -1){
- name = 'ie7';
- }else if (ver.indexOf("msie 8.") != -1){
- name = 'ie8';
- }else if (ver.indexOf("msie 9.") != -1){
- name = 'ie9';
- }else if (ver.indexOf("msie 10.") != -1){
- name = 'ie10';
- }else{
- name = 'ie';
- }
- }else if(ua.indexOf('trident/7') != -1){
- name = 'ie11';
- }else if (ua.indexOf('chrome') != -1){
- name = 'chrome';
- }else if (ua.indexOf('safari') != -1){
- name = 'safari';
- }else if (ua.indexOf('opera') != -1){
- name = 'opera';
- }else if (ua.indexOf('firefox') != -1){
- name = 'firefox';
- }
- return name;
- };
- /**
- * 対応ブラウザかどうか判定
- *
- * @param browsers 対応ブラウザ名を配列で渡す(ie6、ie7、ie8、ie9、ie10、ie11、chrome、safari、opera、firefox)
- * @return サポートしてるかどうかをtrue/falseで返す
- *
- */
- var isSupported = function(browsers){
- var thusBrowser = getBrowser();
- for(var i=0; i<browsers.length; i++){
- if(browsers[i] == thusBrowser){
- return true;
- exit;
- }
- }
- return false;
- };
- // テストコード(chrome、safari、opera、firefox、ie11だとtrueが、その他だとfalseが返る)
- alert(isSupported(['chrome','safari','opera','firefox','ie11']));
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