A method analogy between JavaScript and objective-c strings and arrays

Source: Internet
Author: User
Tags javascript array

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
*)) Comparator context: (void *) context

ToString () -(NSString *) description

Excerpt from: Learning the IOS 4 SDK for JavaScript programmers

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A method analogy between JavaScript and objective-c strings and arrays

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