Comparing utf-8 string that have different byte in special characters
someobject.find(20)。client.full _ name.downcase.bytes.each {他} | | b b
- 197 197 130 188 97 98 101 106 101 119 115
B"=>?a?ejewsk"otherclass.find(36)。client.downcase.bytes.each {他} | | b b
- 197 197 129 98 97 187 101 106 101 119 115
B"=>?a?ejewsk"
你可以看到有不同的两个字节的特殊字符的字符串。有两个字符串编码,UTF-8编码,那么力_或什么,不会有帮助的。= =返回FALSE。我应该把这些知识,这样我可以得到从字符串比较真实?
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Returns a copy of str with all uppercase letters replaced with their lowercase counterparts. The operation is locale insensitive—only characters"A" to"Z" are affected. Note: case replacement is effective only in ASCII region.
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请参阅这个问题以正确的小写utf-8字符串ruby 1.9:如何正确地大写和小写多字节字符串?