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Range consolidation: Difference between revisions
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→{{header|REXX}}: simplified code.
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y= space(y, 0) /*elide superfluous blanks in the sets.*/
do k=1 while y\=='' & y\=='[]' /*process ranges while range not blank.*/
parse var y '[' L "," H ']' y /*extract the "low" and "high" values.*/
if H<L then parse value L H with H L /*order " " " " " */
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