Basic HTML version of Foils prepared Sept 20 97

Foil 11 Operators for Numbers and Strings II -- Comparison

From Tutorial on PERL Computational Science for Information Age Course CPS616 -- Sept 20 97. by Geoffrey C. Fox,Nancy McCracken,Tom Scavo
1 There are six basic comparison operators which are DIFFERENT for numeric and string comparisons. Here PERL is using operators to create context to define type
2 There are a complex set of precedence rules but I always use parentheses and do not remember rules!
  • "CPS" . (12*50) # is string "CPS600"
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