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Function RegExpTest(patrn, strng)
Dim regEx, Match, Matches ¡¡¡¡'½¨Á¢±äÁ¿¡£
Set regEx = New RegExp ¡¡¡¡'½¨Á¢ÕýÔò±í´ïʽ¡£
regEx.Pattern = patrn¡¡¡¡'ÉèÖÃģʽ¡£
regEx.IgnoreCase = True ¡¡¡¡'ÉèÖÃÊÇ·ñÇø·Ö×Ö·û´óСд¡£
regEx.Global = True ¡¡¡¡'ÉèÖÃÈ«¾Ö¿ÉÓÃÐÔ¡£
Set Matches = regEx.Execute(strng)¡¡¡¡'Ö´ÐÐËÑË÷¡£
For Each Match in Matches¡¡¡¡'±éÀúÆ¥Å伯ºÏ¡£
RetStr = RetStr & "Match found at position "
RetStr = RetStr & Match.FirstIndex & ". Match Value is '"
RetStr = RetStr & Match.Value & "'." & "<BR>"
Next
RegExpTest = RetStr
End Function
response.write RegExpTest("[ij]s.", "IS1 Js2 IS3 is4")
%>
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Match found at position 0. Match Value is 'IS1'.
Match found at position 4. Match Value is 'Js2'.
Match found at position 8. Match Value is 'IS3'.
Match found at position 12. Match Value is 'is4'.
ÏÂÃæÎÒÃǾͽéÉÜÕâÈý¸ö¶ÔÏóºÍ¼¯ºÏ¡£
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¡¡¡¡3¡¢Matches ¼¯ºÏ
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1¡¢Replace ·½·¨
¡¡¡¡Ìæ»»ÔÚÕýÔò±í´ïʽ²éÕÒÖÐÕÒµ½µÄÎı¾¡£ÎÒÃÇ»¹ÊÇÏÈ¿´¸öÀý×Ó£ºÏÂÃæµÄÀý×Ó˵Ã÷ÁË Replace ·½·¨µÄÓ÷¨¡£
<%
Function ReplaceTest(patrn, replStr)
Dim regEx, str1 ' ½¨Á¢±äÁ¿¡£
str1 = "The quick brown fox jumped over the lazy dog."
Set regEx = New RegExp ' ½¨Á¢ÕýÔò±í´ïʽ¡£
regEx.Pattern = patrn ' ÉèÖÃģʽ¡£
regEx.IgnoreCase = True ' ÉèÖÃÊÇ·ñÇø·Ö´óСд¡£
ReplaceTest = regEx.Replace(str1, replStr) ' ×÷Ìæ»»¡£
End Function
Response.write ReplaceTest("fox", "cat") & "<BR>" ' ½« 'fox' Ì滻Ϊ 'cat'¡£
Response.write ReplaceTest("(\S+)(\s+)(\S+)", "$3$2$1") ' ½»»»´Ê¶Ô.
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¡¡¡¡2¡¢Test ·½·¨
¡¡¡¡¶ÔÖ¸¶¨µÄ×Ö·û´®Ö´ÐÐÒ»¸öÕýÔò±í´ïʽËÑË÷£¬²¢·µ»ØÒ»¸ö Boolean ֵָʾÊÇ·ñÕÒµ½Æ¥ÅäµÄģʽ¡£ÕýÔò±í´ïʽËÑË÷µÄʵ¼ÊģʽÊÇͨ¹ýRegExp¶ÔÏóµÄPatternÊôÐÔÀ´ÉèÖõġ£RegExp.GlobalÊôÐÔ¶ÔTest·½·¨Ã»ÓÐÓ°Ïì¡£
¡¡¡¡Èç¹ûÕÒµ½ÁËÆ¥ÅäµÄģʽ£¬Test·½·¨·µ»ØTrue£»·ñÔò·µ»ØFalse¡£ÏÂÃæµÄ´úÂë˵Ã÷ÁËTest ·½·¨µÄÓ÷¨¡£
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Function RegExpTest(patrn, strng)
Dim regEx, retVal ' ½¨Á¢±äÁ¿¡£
Set regEx = New RegExp ' ½¨Á¢ÕýÔò±í´ïʽ¡£
regEx.Pattern = patrn ' ÉèÖÃģʽ¡£
regEx.IgnoreCase = False ' ÉèÖÃÊÇ·ñÇø·Ö´óСд¡£
retVal = regEx.Test(strng) ' Ö´ÐÐËÑË÷²âÊÔ¡£
If retVal Then
RegExpTest = "ÕÒµ½Ò»¸ö»ò¶à¸öÆ¥Åä¡£"
Else
RegExpTest = "δÕÒµ½Æ¥Åä¡£"
End If
End Function
Response.write RegExpTest("is.", "IS1 is2 IS3 is4")
%>
¡¡¡¡3¡¢Execute ·½·¨
¡¡¡¡¶ÔÖ¸¶¨µÄ×Ö·û´®Ö´ÐÐÕýÔò±í´ïʽËÑË÷¡£ÕýÔò±í´ïʽËÑË÷µÄÉè¼ÆģʽÊÇͨ¹ý RegExp ¶ÔÏóµÄ Pattern À´ÉèÖõġ£
¡¡¡¡Execute ·½·¨·µ»ØÒ»¸ö Matches ¼¯ºÏ£¬ÆäÖаüº¬ÁËÔÚ string ÖÐÕÒµ½µÄÿһ¸öÆ¥ÅäµÄ Match ¶ÔÏó¡£Èç¹ûδÕÒµ½Æ¥Å䣬Execute ½«·µ»Ø¿ÕµÄ Matches ¼¯ºÏ¡£

¡¡¡¡Èý¡¢JavaScriptÖÐÕýÔò±í´ïʽµÄʹÓÃ
¡¡¡¡ÔÚJavaScript 1.2°æÒÔºó£¬JavaScriptÒ²Ö§³ÖÕýÔò±í´ïʽ¡£
¡¡¡¡1¡¢replace
¡¡¡¡replaceÔÚÒ»¸ö×Ö·û´®ÖÐͨ¹ýÕýÔò±í´ïʽ²éÕÒÌæ»»ÏàÓ¦µÄÄÚÈÝ¡£replace²¢²»¸Ä±äÔ­À´µÄ×Ö·û´®£¬Ö»ÊÇÖØÐÂÉú³ÉÁËÒ»¸öеÄ×Ö·û´®¡£Èç¹ûÐèÒªÖ´ÐÐÈ«¾Ö²éÕÒ»òºöÂÔ´óСд£¬ÄÇôÔÚÕýÔò±í´ïʽµÄ×îºóÌí¼ÓgºÍi¡£
Àý£º
<SCRIPT>
re = /apples/gi;
str = "Apples are round, and apples are juicy.";
newstr=str.replace(re, "oranges");
document.write(newstr)
</SCRIPT>
½á¹ûÊÇ£º"oranges are round, and oranges are juicy."
Àý£º
<SCRIPT>
str = "Twas the night before Xmas...";
newstr=str.replace(/xmas/i, "Christmas");
document.write(newstr)
</SCRIPT>
½á¹ûÊÇ£º"Twas the night before Christmas..."
Àý£º
<SCRIPT>
re = /(\w+)\s(\w+)/;str = "John Smith";
newstr = str.replace(re, "$2, $1");
document.write(newstr)
</SCRIPT>
½á¹ûÊÇ£º"Smith, John".
¡¡¡¡2¡¢search
searchͨ¹ýÕýÔò±í´ïʽ²éÕÒÏàÓ¦µÄ×Ö·û´®£¬Ö»ÊÇÅжÏÓÐÎÞÆ¥ÅäµÄ×Ö·û´®¡£Èç¹û²éÕҳɹ¦£¬search·µ»ØÆ¥Åä´®µÄλÖ㬷ñÔò·µ»Ø-1¡£
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡search(regexp)
<SCRIPT>
function testinput(re, str){}
testinput(/^[1-9]/i,"123")

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