함수 is bool()

(Is bool에서 넘어옴)


1 C#[ | ]

C#
Copy
private bool is_bool(string str)
{
  bool b;
  return bool.TryParse(str, out b);
}

2 PHP[ | ]

PHP
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var_dump( is_bool(true) );
var_dump( is_bool(false) );
# bool(true)
# bool(true)
var_dump( is_bool(1) );
var_dump( is_bool('hello') );
# bool(false)
# bool(false)

3 Python[ | ]

Python
Copy
print isinstance(True, bool)
print isinstance(False, bool)
# True
# True
print isinstance(1, bool)
print isinstance("hello", bool)
# False
# False

4 같이 보기[ | ]