IOS Array Sort Instance
Last Update:2015-04-29
Source: Internet
Author: User
<span id="Label3"></p><p><p>IOS Array Sorting<br><span style="color: #333333; font-family: ‘Helvetica Neue‘, Helvetica, STheiti, 微软雅黑, 黑体, Arial, Tahoma, sans-serif, serif;"><span style="color: #333333; font-family: ‘Helvetica Neue‘, Helvetica, STheiti, 微软雅黑, 黑体, Arial, Tahoma, sans-serif, serif;">Nsmutablearray *p = [[nsmutablearray alloc] initwithobjects:@ "S1", @ "S14", @ "S3", @ "S4", @ "S12", @ "S6", @ "S7", @ "S8", @ "S9" , @ "S10", @ "S11", @ "S5", @ "S13", @ "S2", nil];<br><span style="color: #333333; font-family: ‘Helvetica Neue‘, Helvetica, STheiti, 微软雅黑, 黑体, Arial, Tahoma, sans-serif, serif;">Answer: (compare Who's method is simple, Efficient)<br></span></span></span></p></p><p><span style="color: #333333; font-family: ‘Helvetica Neue‘, Helvetica, STheiti, 微软雅黑, 黑体, Arial, Tahoma, sans-serif, serif;"><span style="color: #333333; font-family: ‘Helvetica Neue‘, Helvetica, STheiti, 微软雅黑, 黑体, Arial, Tahoma, sans-serif, serif;"><span style="color: #333333; font-family: ‘Helvetica Neue‘, Helvetica, STheiti, 微软雅黑, 黑体, Arial, Tahoma, sans-serif, serif;">Nsmutablearray *p = [[nsmutablearray alloc] initwithobjects:@ "S1", @ "S14", @ "S3", @ "S4", @ "S12", @ "S6", @ "S7", @ "S8", @ "S9" , @ "S10", @ "S11", @ "S5", @ "S13", @ "S2", nil];<br><br>[p sortusingcomparator:^nscomparisonresult (id obj1, ID obj2) {<br>NSString *a = (nsstring *) obj1;<br>NSString *b = (nsstring *) obj2;<br><br>int anum = [[a substringfromindex:1] intvalue];<br>int bnum = [[b substringfromindex:1] intvalue];<br><br>If (anum > Bnum) {<br>Return nsordereddescending;<br>}<br>else if (anum < Bnum) {<br>Return nsorderedascending;<br>}<br>else {<br>Return nsorderedsame;<br>}<br>}];<br><br><br>NSLog (@ "p%@", p);</span></span></span></p><code style="outline: 0px !important; margin: 0px !important; padding: 0px !important; border-top-left-radius: 0px !important; border-top-right-radius: 0px !important; border-bottom-right-radius: 0px !important; border-bottom-left-radius: 0px !important; background-image: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; overflow: visible !important; position: static !important; right: auto !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, ‘Bitstream Vera Sans Mono‘, ‘Courier New‘, Courier, monospace !important; font-size: 1em !important; min-height: inherit !important;"><code style="outline:0px!important; margin:0px!important; padding:0px!important; border-top-left-radius:0px!important; border-top-right-radius:0px!important; border-bottom-right-radius:0px!important; border-bottom-left-radius:0px!important; background-image:none!important; border:0px!important; bottom:auto!important; float:none!important; height:auto!important; left:auto!important; overflow:visible!important; position:static!important; right:auto!important; top:auto!important; vertical-align:baseline!important; width:auto!important; box-sizing:content-box!important; font-family:consolas, ' bitstream Vera Sans Mono ', ' Courier New ', Courier, monospace!important; font-size:1em!important; min-height:inherit!important; "></code></code><code style="outline: 0px !important; margin: 0px !important; padding: 0px !important; border-top-left-radius: 0px !important; border-top-right-radius: 0px !important; border-bottom-right-radius: 0px !important; border-bottom-left-radius: 0px !important; background-image: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; overflow: visible !important; position: static !important; right: auto !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, ‘Bitstream Vera Sans Mono‘, ‘Courier New‘, Courier, monospace !important; font-weight: bold !important; font-size: 1em !important; min-height: inherit !important; color: #006699 !important;"><code style="outline:0px!important; margin:0px!important; padding:0px!important; border-top-left-radius:0px!important; border-top-right-radius:0px!important; border-bottom-right-radius:0px!important; border-bottom-left-radius:0px!important; background-image:none!important; border:0px!important; bottom:auto!important; float:none!important; height:auto!important; left:auto!important; overflow:visible!important; position:static!important; right:auto!important; top:auto!important; vertical-align:baseline!important; width:auto!important; box-sizing:content-box!important; font-family:consolas, ' bitstream Vera Sans Mono ', ' Courier New ', Courier, monospace!important; font-weight:bold!important; font-size:1em!important; min-height:inherit!important; Color: #006699!important; "></code></code><span style="color: #333333; font-family: ‘Helvetica Neue‘, Helvetica, STheiti, 微软雅黑, 黑体, Arial, Tahoma, sans-serif, serif;"><span style="color: #333333; font-family: ‘Helvetica Neue‘, Helvetica, STheiti, 微软雅黑, 黑体, Arial, Tahoma, sans-serif, serif;"><code style="white-space: pre; font-size: 1em !important; outline: 0px !important; margin: 0px !important; padding: 0px !important; border-top-left-radius: 0px !important; border-top-right-radius: 0px !important; border-bottom-right-radius: 0px !important; border-bottom-left-radius: 0px !important; background-image: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; overflow: visible !important; position: static !important; right: auto !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, ‘Bitstream Vera Sans Mono‘, ‘Courier New‘, Courier, monospace !important; min-height: inherit !important;"><code style="white-space: pre; font-size: 1em !important; outline: 0px !important; margin: 0px !important; padding: 0px !important; border-top-left-radius: 0px !important; border-top-right-radius: 0px !important; border-bottom-right-radius: 0px !important; border-bottom-left-radius: 0px !important; background-image: none !important; border: 0px !important; bottom: auto !important; float: none !important; height: auto !important; left: auto !important; overflow: visible !important; position: static !important; right: auto !important; top: auto !important; vertical-align: baseline !important; width: auto !important; box-sizing: content-box !important; font-family: Consolas, ‘Bitstream Vera Sans Mono‘, ‘Courier New‘, Courier, monospace !important; min-height: inherit !important;"></code></code><span style="color: #333333; font-family: ‘Helvetica Neue‘, Helvetica, STheiti, 微软雅黑, 黑体, Arial, Tahoma, sans-serif, serif;"><span style="color: #333333; font-family: ‘Helvetica Neue‘, Helvetica, STheiti, 微软雅黑, 黑体, Arial, Tahoma, sans-serif, serif;"><br></span></span></span></span><p><p>IOS Array Sort Instance</p></p></span>
