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<programming> A sequence of instructions in a program that
the processor repeats, either until some condition is met, or
indefinitely (an infinite loop).
In an structured language (e.g. C, Pascal, BASIC, or
Fortran), a loop is usually achieved with for loop, while loop or repeat loop constructs.
In other languages these constructs may be synthesised with a
jump (assembly language) or a GOTO (early Fortran or
To "loop through" a list means to process each element in turn.
Hackers might use this for everyday iterative actions, e.g. "I've
got to loop through my paper mail."
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