Difference between revisions of "ScriptCore3.ReplaceRegExpr"
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If ''AUseSubstitution'' is ''true'', then ''AReplaceStr'' will be used as template for ''Result''. | If ''AUseSubstitution'' is ''true'', then ''AReplaceStr'' will be used as template for ''Result''. | ||
| + | |||
| + | For detailed information about Regular Expressions see [http://en.wikipedia.org/wiki/Regular_expression Regular_Expression on Wikipedia] | ||
| + | |||
==Examples== | ==Examples== | ||
| + | <pre> | ||
| + | // Escaping regular expression special characters like "$" by filtering all the non-alpha numerical characters (except underscore). | ||
| + | ReplaceRegExpr('[^a-zA-Z0-9_]','a!b$c@defgh','\\$&',True); | ||
| + | --> | ||
| + | a\!b\$c\@def\$gh | ||
| + | </pre> | ||
| + | |||
| + | |||
<pre> | <pre> | ||
ReplaceRegExpr('1','asd1ffg1sa','ONE',FALSE) | ReplaceRegExpr('1','asd1ffg1sa','ONE',FALSE) | ||
Latest revision as of 20:23, 20 September 2018
function ReplaceRegExpr(const ARegExpr, AInputStr, AReplaceStr: string; AUseSubstitution: boolean): string ARegExpr: regular expression AInputStr: string to be altered AReplaceStr: replacement for occurencies of ARegExpr AUseSubstitution: if TRUE, AReplaceStr will be used as template of the result
Description
Returns AInputStr with r.e. occurencies replaced by AReplaceStr.
If AUseSubstitution is true, then AReplaceStr will be used as template for Result.
For detailed information about Regular Expressions see Regular_Expression on Wikipedia
Examples
// Escaping regular expression special characters like "$" by filtering all the non-alpha numerical characters (except underscore).
ReplaceRegExpr('[^a-zA-Z0-9_]','a!b$c@defgh','\\$&',True);
-->
a\!b\$c\@def\$gh
ReplaceRegExpr('1','asd1ffg1sa','ONE',FALSE)
-->
asdONEffgONEsa
ReplaceRegExpr('({-i}block|var)\s*\(\s*([^ ]*)\s*\)\s*','BLOCK( test1)', 'def "$1" value "$2"', True)
-->
def 'BLOCK' value 'test1'
ReplaceRegExpr('({-i}block|var)\s*\(\s*([^ ]*)\s*\)\s*','BLOCK( test1)', 'def "$1" value "$2"', False)
-->
def "$1" value "$2"
