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coldfusion 计算文件md5值
作者:89952392
发部日期:Mon, 06/15/2009
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<cfset thisDirectory = ExpandPath("#PATH_TRANSLATED#")>
<cffile action="readbinary" file="#PATH_TRANSLATED#" variable="myBinaryFile">
<cfset md5 = createObject("java","java.security.MessageDigest").getInstance("MD5")>
<cfset md5.update(myBinaryFile,0,len(myBinaryFile))>
<cfset checksumByteArray = md5.digest()>
<cfset checkSumHex ="">
<cfloop from="1" to="#len(checksumByteArray)#" index="i">
<cfset hexCouplet = formatBaseN(bitAND(checksumByteArray[i],255),16)>
<!--- Pad with 0's --->
<cfif len(hexCouplet) EQ 1>
<cfset hexCouplet = "0#hexCouplet#">
</cfif>
<cfset checkSumHex = "#checkSumHex##hexCouplet#">
</cfloop>
Binary Hash: <cfoutput>#checkSumHex#</cfoutput> |
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最后更新:Mon, 06/15/2009
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