点击清除缓存的按钮

// 清除缓存$('.clear-file').click(function(){var con = confirm("确认要清除缓存吗？");if(con){mui.plusReady(function(){var local_image_url = '_downloads/image'; // 缓存本地图片urlplus.io.resolveLocalFileSystemURL(local_image_url, function(entry) {entry.removeRecursively( function ( entry ) {alert("删除成功!");plus.console.log( "Remove succeeded" );}, function ( e ) {alert( e.message );} );});});}})