Python operator.truth()用法及代碼示例

operator.truth() 函數

operator.truth()函數是一個庫函數operator模塊，用於檢查給定的值是否為真/真值，它返回True如果給定的值是真/真值，False，否則。

模塊：

    import operator

用法:

    operator.truth(x)

參數：

• x– 要檢查的值是否為真/真。

返回值：

這個方法的返回類型是bool，它返回True如果x是一個真/真值，False，否則。

例：

# Python operator.truth() Function Example

import operator

print("operator.truth(True):", operator.truth(True))
print("operator.truth(False):", operator.truth(False))
print()

x = 1
print("x:", x)
print("operator.truth(x):", operator.truth(x))
print()

x = 10
print("x:", x)
print("operator.truth(x):", operator.truth(x))
print()

x = -10
print("x:", x)
print("operator.truth(x):", operator.truth(x))
print()

x = 0
print("x:", x)
print("operator.truth(x):", operator.truth(x))
print()

x = "Hello"
print("x:", x)
print("operator.truth(x):", operator.truth(x))
print()

x = ""
print("x:", x)
print("operator.truth(x):", operator.truth(x))
print()

輸出：

operator.truth(True):True
operator.truth(False):False

x:1
operator.truth(x):True

x:10
operator.truth(x):True

x:-10
operator.truth(x):True

x:0
operator.truth(x):False

x:Hello
operator.truth(x):True

x:
operator.truth(x):False