User:Yeti: Difference between revisions

=BASH/Self Modyfying Code=

<pre>

$ . Thing-1033909978

$ type Thing

Thing is a function

Thing ()

{

local get='shift;local __=$1;shift;echo ${!__}' set='shift;__=$1;shift;local $__="$*";eval "$FUNCNAME () { local $(local | tr "\n" " "); $(type $FUNCNAME | tail +5)"' version=1033909978;

eval ${!1}

}

$ Thing get version

1033909978

$ date -d@$(Thing get version) # ;-)

Sun Oct 6 13:12:58 UTC 2002

$ ##

$ ## add a new property 'show'

$ ##

$ Thing set show local

$ ##

$ ## try it

$ ##

$ Thing show

get='shift;local __=$1;shift;echo ${!__}'

set='shift;__=$1;shift;local $__="$*";eval "$FUNCNAME () { local $(local | tr "\n" " "); $(type $FUNCNAME | tail +5)"'

show=local

version=1033909978

</pre>