1.先导入:

 

#import <mach/mach.h>


2.写此方法.单位为兆(M)。

 

 

void report_memory(void)
{
    struct task_basic_info info;
    mach_msg_type_number_t size = sizeof(info);
    kern_return_t kernr = task_info(mach_task_self(), TASK_BASIC_INFO, (task_info_t)&info, &size);
    
    if (kernr == KERN_SUCCESS) {
        printf("MEMORY IS :%f\n\n", info.resident_size/(1024.0 * 1024.0));
    }
    else {
        printf("MEMORY ERROR:%s\n\n", mach_error_string(kernr));
    }
}


3.在想查看的敌方调用此方法:

 

 

report_memory();


4.在.pch文件中定义可全项目使用;

#ifdef __OBJC__
    #import <UIKit/UIKit.h>
    #import <Foundation/Foundation.h>
    #import <CoreData/CoreData.h>
#endif

extern void report_memory(void);

 

 


 

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