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Ksh93: Difference between revisions
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ksh93 is the original [[Korn Shell]]. ksh93 had a major revision during 1993; older versions were ksh88. ksh93 has:
* lexically scoped variables
* associative arrays
* variable name references
* compound variables
* discipline functions
* type variables (see [[Arithmetic/Complex#UNIX_Shell]] for an example)
* arithmetic enhancements (math library functions exposed in ksh)
* several additional builtin commands
References:
* http://www.kornshell.org/doc/
* http://www-01.ibm.com/support/knowledgecenter/ssw_aix_61/com.ibm.aix.osdevice/korn_shell_enhanced.htm
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