objective c 整型和字符串相互转化

Convert Integer to NSString:

int?Value = 112233;
NSString?*ValueString = [NSString?stringWithFormat:@"%d", Value];

Convert Integer to C String:

int?Value = 112233;
NSString?*ValueString = [NSString?stringWithFormat:@"%d", Value];
char?*ValueasCString = (char?*)[ValueString UTF8String];

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Convert String to Integer or float

NSString has some useful methods:
-(int) intValue
-(float) floatValue

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