Dennis Lee Bieber wrote: > On 7 Sep 2006 06:53:44 -0700, "Omar" <[EMAIL PROTECTED]> > declaimed the following in comp.lang.python: > > >>1) why don't python / idle use numbered lines in their scripting, like >>basic? how do you keep track of large batches of code without them? >> > > Because BASIC was created in the days of paper teletypes with > minimal editors. In BASIC, you would correct a line by retyping it with > the line number and the interpreter was responsible for "reordering" the > lines in memory. You could actually type a program in from last line to > first (ie, upside down) and it would run. > > NO other language that I know of uses line numbers to control source > code order. Heck, Visual BASIC doesn't use line numbers either (I don't > recall if AmigaBASIC required them either). > Well, there was Focal. Focal used floating-point line numbering, making it much easier to squeeze extra lines in at any point int he program.
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