Metacharacters by Category

Macro Metacharacters

# (Macro call) marks a call to a macro in an application program.

< > (Macro name delimiters) marks the start and end of a macro name in an application program.

Template Metacharacters

$ (Template line join) indicates that the next line in a template program is to be joined to the current line at the output destination.

<< >> (Program template delimiters) mark the start and end of an output section in a template program.

Wildcards

? (Wildcard) matches all subsequent characters in a value.

% (Wildcard) used with the LIKE operator to construct patterns for matching (matches zero or any number of subsequent characters).

_ (Wildcard) used with the LIKE operator to construct patterns for matching (matches any single character).