iOS 基础类解析 - NSString

时间 2014-05-01 07:41:20 CSDN博客
原文 http://blog.csdn.net/opengl_es/article/details/24829203
主题 iOS开发

创建和初始化字符串

Creating and Initializing Strings

+
string

–
init

–
initWithBytes:length:encoding:

–
initWithBytesNoCopy:length:encoding:freeWhenDone:

–
initWithCharacters:length:

–
initWithCharactersNoCopy:length:freeWhenDone:

–
initWithString:

–
initWithCString:encoding:

–
initWithUTF8String:

–
initWithFormat:

–
initWithFormat:arguments:

–
initWithFormat:locale:

–
initWithFormat:locale:arguments:

–
initWithData:encoding:

+
stringWithFormat:

+
localizedStringWithFormat:

+
stringWithCharacters:length:

+
stringWithString:

+
stringWithCString:encoding:

+
stringWithUTF8String:

+
stringWithCString:

Deprecated in iOS 2.0

+
stringWithCString:length:

Deprecated in iOS 2.0

–
initWithCString:

Deprecated in iOS 2.0

–
initWithCString:length:

Deprecated in iOS 2.0

–
initWithCStringNoCopy:length:freeWhenDone:

Deprecated in iOS 2.0

从一个文件创建和初始化字符串

Creating and Initializing a String from a File

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stringWithContentsOfFile:encoding:error:

–
initWithContentsOfFile:encoding:error:

+
stringWithContentsOfFile:usedEncoding:error:

–
initWithContentsOfFile:usedEncoding:error:

+
stringWithContentsOfFile:

Deprecated in iOS 2.0

–
initWithContentsOfFile:

Deprecated in iOS 2.0

从一个 URL 创建和初始化字符串

Creating and Initializing a String from an URL

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stringWithContentsOfURL:encoding:error:

–
initWithContentsOfURL:encoding:error:

+
stringWithContentsOfURL:usedEncoding:error:

–
initWithContentsOfURL:usedEncoding:error:

+
stringWithContentsOfURL:

Deprecated in iOS 2.0

–
initWithContentsOfURL:

Deprecated in iOS 2.0

将字符串内容写到文件或 URL

Writing to a File or URL

–
writeToFile:atomically:encoding:error:

–
writeToURL:atomically:encoding:error:

–
writeToFile:atomically:

Deprecated in iOS 2.0

–
writeToURL:atomically:

Deprecated in iOS 2.0

获取字符串长度

Getting a String’s Length

–
length

–
lengthOfBytesUsingEncoding:

–
maximumLengthOfBytesUsingEncoding:

获取字符和字节

Getting Characters and Bytes

–
characterAtIndex:

–
getCharacters:range:

–
getBytes:maxLength:usedLength:encoding:options:range:remainingRange:

–
getCharacters:

Deprecated in iOS 4.0

获取 C 字符串

Getting C Strings

–
cStringUsingEncoding:

–
getCString:maxLength:encoding:

–
UTF8String

–
cString

Deprecated in iOS 2.0

–
cStringLength

Deprecated in iOS 2.0

–
getCString:

Deprecated in iOS 2.0

–
getCString:maxLength:

Deprecated in iOS 2.0

–
getCString:maxLength:range:remainingRange:

Deprecated in iOS 2.0

–
lossyCString

Deprecated in iOS 2.0

拼接字符串

Combining Strings

–
stringByAppendingFormat:

–
stringByAppendingString:

–
stringByPaddingToLength:withString:startingAtIndex:

拆分字符串

Dividing Strings

–
componentsSeparatedByString:

–
componentsSeparatedByCharactersInSet:

–
stringByTrimmingCharactersInSet:

–
substringFromIndex:

–
substringWithRange:

–
substringToIndex:

查找字符和子字符串

Finding Characters and Substrings

–
rangeOfCharacterFromSet:

–
rangeOfCharacterFromSet:options:

–
rangeOfCharacterFromSet:options:range:

–
rangeOfString:

–
rangeOfString:options:

–
rangeOfString:options:range:

–
rangeOfString:options:range:locale:

–
enumerateLinesUsingBlock:

–
enumerateSubstringsInRange:options:usingBlock:

替换字符串

Replacing Substrings

–
stringByReplacingOccurrencesOfString:withString:

–
stringByReplacingOccurrencesOfString:withString:options:range:

–
stringByReplacingCharactersInRange:withString:

确定行和段落的范围

Determining Line and Paragraph Ranges

–
getLineStart:end:contentsEnd:forRange:

–
lineRangeForRange:

–
getParagraphStart:end:contentsEnd:forRange:

–
paragraphRangeForRange:

确定组成字符的顺序*

Determining Composed Character Sequences

–
rangeOfComposedCharacterSequenceAtIndex:

–
rangeOfComposedCharacterSequencesForRange:

将字符串内容转换成属性列表

Converting String Contents Into a Property List

–
propertyList

–
propertyListFromStringsFileFormat

识别和比较字符串

Identifying and Comparing Strings

–
caseInsensitiveCompare:

–
localizedCaseInsensitiveCompare:

–
compare:

–
localizedCompare:

–
compare:options:

–
compare:options:range:

–
compare:options:range:locale:

–
localizedStandardCompare:

–
hasPrefix:

–
hasSuffix:

–
isEqualToString:

–
hash

拆叠字符串*

Folding Strings

–
stringByFoldingWithOptions:locale:

获取公共的前缀

Getting a Shared Prefix

–
commonPrefixWithString:options:

改变大小写

Changing Case

–
capitalizedString

–
capitalizedStringWithLocale:

–
lowercaseString

–
lowercaseStringWithLocale:

–
uppercaseString

–
uppercaseStringWithLocale:

使用映射获取多个字符串*

Getting Strings with Mapping

–
decomposedStringWithCanonicalMapping

–
decomposedStringWithCompatibilityMapping

–
precomposedStringWithCanonicalMapping

–
precomposedStringWithCompatibilityMapping

获取数字值

Getting Numeric Values

–
doubleValue

–
floatValue

–
intValue

–
integerValue

–
longLongValue

–
boolValue

处理字符编码

Working with Encodings

+
availableStringEncodings

+
defaultCStringEncoding

+
localizedNameOfStringEncoding:

–
canBeConvertedToEncoding:

–
dataUsingEncoding:

–
dataUsingEncoding:allowLossyConversion:

–
description

–
fastestEncoding

–
smallestEncoding

处理路径

Working with Paths

+
pathWithComponents:

–
pathComponents

–
completePathIntoString:caseSensitive:matchesIntoArray:filterTypes:

–
fileSystemRepresentation

–
getFileSystemRepresentation:maxLength:

–
isAbsolutePath

–
lastPathComponent

–
pathExtension

–
stringByAbbreviatingWithTildeInPath

–
stringByAppendingPathComponent:

–
stringByAppendingPathExtension:

–
stringByDeletingLastPathComponent

–
stringByDeletingPathExtension

–
stringByExpandingTildeInPath

–
stringByResolvingSymlinksInPath

–
stringByStandardizingPath

–
stringsByAppendingPaths:

处理 URL

Working with URLs

–
stringByAddingPercentEscapesUsingEncoding:

–
stringByReplacingPercentEscapesUsingEncoding:

–
stringByAddingPercentEncodingWithAllowedCharacters:

–
stringByRemovingPercentEncoding

语言标记和分析*

Linguistic Tagging and Analysis

–
enumerateLinguisticTagsInRange:scheme:options:orthography:usingBlock:

–
linguisticTagsInRange:scheme:options:orthography:tokenRanges: