获得Apple Mach-o错误

Question

我是iOS的新手，在通过SQLite保存和检索数据时，我收到Apple Mach-o错误（8个错误）。我已将构建设置设置为搜索库路径但其为空。我添加了libz.dylib和libsqlite3库。

Undefined symbols for architecture i386:
  "_sqlite3_close", referenced from:
      -[ViewController viewDidLoad] in ViewController.o
      -[ViewController saveData:] in ViewController.o
      -[ViewController findData:] in ViewController.o
  "_sqlite3_column_text", referenced from:
      -[ViewController findData:] in ViewController.o
  "_sqlite3_exec", referenced from:
      -[ViewController viewDidLoad] in ViewController.o
  "_sqlite3_finalize", referenced from:
      -[ViewController saveData:] in ViewController.o
      -[ViewController findData:] in ViewController.o
  "_sqlite3_open", referenced from:
      -[ViewController viewDidLoad] in ViewController.o
      -[ViewController saveData:] in ViewController.o
      -[ViewController findData:] in ViewController.o
  "_sqlite3_prepare_v2", referenced from:
      -[ViewController saveData:] in ViewController.o
      -[ViewController findData:] in ViewController.o
  "_sqlite3_step", referenced from:
      -[ViewController saveData:] in ViewController.o
      -[ViewController findData:] in ViewController.o
ld: symbol(s) not found for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)

Answer 1

你还没有链接到sqlite库（如果你认为你已经错了）。