Changes between Version 3 and Version 4 of Doc/panc/statements


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Timestamp:
Mar 7, 2007, 1:30:43 PM (19 years ago)
Author:
/C=FR/O=CNRS/OU=UMR8607/CN=Michel Jouvin/emailAddress=jouvin@…
Comment:

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  • Doc/panc/statements

    v3 v4  
    2626[ final ] path = dml;
    2727}}}
    28 where the path is represented by a string literal.  Single-quoted strings are slightly more efficient, but double-quoted strings work as well.  The conditional form (?=) will only execute the DML block and assign a value if the named path does not exist or contains the undef value.
     28where the path is represented by a string literal.  Single-quoted strings are slightly more efficient, but double-quoted strings work as well.  The conditional form (`?=`) will only execute the DML block and assign a value if the named path does not exist or contains the undef value.
    2929
    3030The assignment will create parents of the value that do not already exist.