Python 2.7的手册中的官方解释为:
'^' (Caret.) Matches the start of the string, and in MULTILINE mode also matches immediately after each newline.
下面就来详细解释其含义:
1.
Python 2.7的手册中的官方解释为:
'^' (Caret.) Matches the start of the string, and in MULTILINE mode also matches immediately after each newline.
下面就来详细解释其含义:
1.