IOS开发之判断两个数组中数据是否相同实例详解
前言：
工作中遇到的问题，这里记录下，也许能帮助到大家
实例代码：
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NSArray *array1 = [NSArray arrayWithObjects:@
"a"
, @
"b"
, @
"c"
, nil nil];
NSArray *array2 = [NSArray arrayWithObjects:@
"b"
, @
"a"
, @
"c"
, nil nil];
bool
bol =
false
;
//创建俩新的数组
NSMutableArray *oldArr = [NSMutableArray arrayWithArray:array1];
NSMutableArray *newArr = [NSMutableArray arrayWithArray:array2];
//对数组1排序。
[oldArr sortUsingComparator:^NSComparisonResult(id obj1, id obj2){
return
obj1 > obj2;
}];
////上个排序好像不起作用，应采用下面这个
[oldArr sortUsingComparator:^NSComparisonResult(id obj1, id obj2){
return
[obj1 localizedStandardCompare: obj2];}];
//对数组2排序。
[newArr sortUsingComparator:^NSComparisonResult(id obj1, id obj2){
return
obj1 > obj2;
}];
////上个排序好像不起作用，应采用下面这个
[newArr sortUsingComparator:^NSComparisonResult(id obj1, id obj2){
return
[obj1 localizedStandardCompare: obj2];}];
if
(newArr.count == oldArr.count) {
bol =
true
;
for
(int16_t i = 0; i < oldArr.count; i++) {
id c1 = [oldArr objectAtIndex:i];
id newc = [newArr objectAtIndex:i];
if
(![newc isEqualToString:c1];) {
bol =
false
;
break
;
}
}
}
if
(bol) {
NSLog(@
"两个数组的内容相同！"
);
}
else
{
NSLog(@
"两个数组的内容不相同！"
);
}
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原文链接：http://www.jb51.net/article/105227.htm