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String vs NSString
| JavaScript string | Obj-C NSString |
|---|---|
| charAt(index) | (see text) |
| charCodeAt(index) | - (unichar)characterAtIndex:(NSUInteger)index |
| concat(string) | - (NSString *)stringByAppendingString:(NSString *)aString |
| indexOf(string) | - (NSRange)rangeOfString:(NSString *)aString |
| lastIndexOf(string) | - (NSRange)rangeOfString:(NSString *)aString options:NSBackwardsSearch |
| localeCompare(string) | - (NSComparisonResult)localizedCompare:(NSString *)aString |
| split(delimiter) | - (NSArray *)componentsSeparatedByString:(NSString *)separator |
| substring(startIndex) | - (NSString *)substringWithRange:(NSRange)aRange |
| toLowerCase() | - (NSString *)lowercaseString |
| toUpperCase() | - (NSString *)uppercaseString |
Array vs NSArray
| JavaScript Array | Obj-C NSArray |
|---|---|
| length | - (NSUInteger)count |
| concat(item1[, item2...]) | - (NSArray *)arrayByAddingObject:(id)anObject -(NSArray *)arrayByAddingObjectsFromArray:(NSArray *)otherArray |
| join(delimiter) | - (NSString *)componentsJoinedByString:(NSString *)separator |
| sort() | - (NSArray *)sortedArrayUsingFunction:(NSInteger (*)(id, id, void |
| toString() | - (NSString *)description |
摘自：Learning the iOS 4 SDK for JavaScript Programmers
Javascript与Objective-C 字符串与数组的方法类比
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原文地址：http://www.cnblogs.com/meteoric_cry/p/4549113.html
