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Diffstat (limited to 'README')
| -rw-r--r-- | README | 26 |
1 files changed, 25 insertions, 1 deletions
@@ -205,7 +205,7 @@ VARIABLES say foo; } -SYNONYMS TO VARIABLES/IDENTIFIERS +SYNONYMS Each variable can have as many synonyms as wished. A synonym is another name to access the content of a specific variable. Here is an example of how to use synomyms: @@ -221,6 +221,30 @@ SYNONYMS TO VARIABLES/IDENTIFIERS normal variables but can be also used for function and procedure names etc. + # Create a new procedure baz + proc baz { say "I am baz"; } + + # Make a synonym baz, and undefine baz + my bay = \baz; + + undef baz; + + # bay still has a reference of the original procedure baz + bay; # this prints aut "I am baz" + + The syms keyword gives you the total number of synonyms pointing to a + specific value: + + my foo = 1; + say syms foo; # Prints 1 + + my baz = \foo; + say syms foo; # Prints 2 + say syms baz; # Prints 2 + + undef baz; + say syms foo; # Prints 1 + BUILT IN FUNCTIONS In Fype, operators are built in functions as well. The difference is, that they may be written in infix notation instead in front of the |