gulp gulp-connect实现自动刷新

gulp4.0以上

var gulp = require('gulp');
var connect = require('gulp-connect');

gulp.task('html', function(done) {
    gulp.src('index.html')
        .pipe(connect.reload());
    done()
});

gulp.task('connect', function() {
    connect.server({
        port: 2333,
        livereload: true
    });
});

gulp.task('watch', function() {
    gulp.watch('index.html', gulp.series('html'));
});

gulp.task('default', gulp.series(gulp.parallel('connect', 'watch')));