a bit simplify version
a bit simplify version

piv199/EZSwiftExtensions,kirakik/EZSwiftExtensions,goktugyil/EZSwiftExtensions,kirakik/EZSwiftExtensions,piv199/EZSwiftExtensions,goktugyil/EZSwiftExtensions,astrokin/EZSwiftExtensions,astrokin/EZSwiftExtensions