ASOCで文字置換5

AppleScript名：ASOCで文字置換5

— Created 2015-06-30 by Takaaki Naganoya
use AppleScript version "2.4"
use scripting additions
use framework "Foundation"

set a to "あいうえお＋＋かきくけこ"
set b to cleanUpText(a, "＋", "●")
–> "あいうえお●●かきくけこ"

on cleanUpText(someText, targStr, repStr)
　　set theString to current application’s NSString’s stringWithString:someText
　　set targString to current application’s NSString’s stringWithString:targStr
　　set repString to current application’s NSString’s stringWithString:repStr
　　
　　set theString to theString’s stringByReplacingOccurrencesOfString:targString withString:repString options:(current application’s NSRegularExpressionSearch) range:{location:0, |length|:length of someText}
　　return theString as text
end cleanUpText