遇到崩了的情况
1. -[__NSCFNumber rangeOfCharacterFromSet:]: unrecognized selector sent to instance 0x7fa5216589d0 不轻易间把NSNumber类型的赋值给字符串
2. -[__NSMallocBlock__ addObject:]: unrecognized selector sent to instance 0x15 声明数组写成assgin(都是复制出的错)了 应该是strong
1. -[__NSCFNumber rangeOfCharacterFromSet:]: unrecognized selector sent to instance 0x7fa5216589d0 不轻易间把NSNumber类型的赋值给字符串
2. -[__NSMallocBlock__ addObject:]: unrecognized selector sent to instance 0x15 声明数组写成assgin(都是复制出的错)了 应该是strong