Xbasic
template_to_expression Function
Syntax
C TEMPLATE_TO_EXPRESSION(template as c , general_rules as c , specific_rules as c [, taggedStrings as l [, concatFunction as l [, trimConcat as l [, supportIf as l]]]])
Arguments
- templateCharacter
Template string
- general_rulesCharacter
Rules string, cr-lf delimited
- specific_rulesCharacter
Rules string, cr-lf delimited
- taggedStringsLogical
Are the strings tagged
- concatFunctionLogical
Concatenate
- trimConcatLogical
Trim
- supportIfLogical
Support IF statements in the template
Returns
- resultCharacter
Returns the output expression.
Description
From a template, following cr-lf delimited rules, convert to expression.
Example
? template_to_expression("{firstname} {lastname}","{e}=(e)","",.f.,.f.,.t.)
= (firstname)-" "+(lastname)
? template_to_expression("embedded if {if .t.}hello{else}bye{endif} example","{e}=(e)","",.f.,.f.,.f.,.t.)
= "embedded if "+if(.t.,"hello","bye")+" example"
? template_to_expression("embedded elseif {if .f.}hello{elseif .t.}try{else}bye{endif} example","{e}=(e)","",.f.,.f.,.f.,.t.)
= "embedded elseif "+case(.f.,"hello",.t.,"try",.t.,"bye")+" example"