Difference between revisions of "ScriptCore3.ReplaceRegExpr"
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==Examples== | ==Examples== | ||
+ | Escape regular expression special characters like "$" by excluding all the non-alpha numerical characters in | ||
+ | <pre> | ||
+ | ReplaceRegExpr('[^a-zA-Z0-9_]','a!b$c@defgh','\\$&',True); | ||
+ | --> | ||
+ | a\!b\$c\@def\$gh | ||
+ | </pre> | ||
+ | |||
<pre> | <pre> | ||
ReplaceRegExpr('1','asd1ffg1sa','ONE',FALSE) | ReplaceRegExpr('1','asd1ffg1sa','ONE',FALSE) |
Revision as of 20:17, 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
Escape regular expression special characters like "$" by excluding all the non-alpha numerical characters in
ReplaceRegExpr('[^a-zA-Z0-9_]','a!b$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"