load&initialize

+ (void)load
+ (void)initialize

load_initalize.png

测试工程

2018-12-19 22:46:16.290661+0800 LoadTest[70551:2400550] +[Person load]
2018-12-19 22:46:16.291213+0800 LoadTest[70551:2400550] +[Student load]
2018-12-19 22:46:16.291313+0800 LoadTest[70551:2400550] in category +[Student(Load_1) load]
2018-12-19 22:46:16.291432+0800 LoadTest[70551:2400550] in category +[Person(Load) load]
2018-12-19 22:46:16.291533+0800 LoadTest[70551:2400550] in category +[Person(Load_1) load]
2018-12-19 22:46:16.291613+0800 LoadTest[70551:2400550] in category +[Student(Load) load]
2018-12-19 22:46:16.397616+0800 LoadTest[70551:2400550] +[Person initialize]
2018-12-19 22:46:16.397786+0800 LoadTest[70551:2400550] Person
2018-12-19 22:46:16.397887+0800 LoadTest[70551:2400550] +[Student initialize]
2018-12-19 22:46:16.397998+0800 LoadTest[70551:2400550] Student