GulpUglifyError:Unable to minify JavaScript

Question

I am trying to minify my script files for which i am using gulp task runner And I am trying gulp-uglify plugin

Code:

 gulp.task(\'concat\', function() {         


        

Answer 1

you may have syntax error or used ES6 syntax. you can try https://skalman.github.io/UglifyJS-online/ firstly.