import numpy as np
x = np.array(['Python', 'PHP', 'JS', 'Examples', 'html5', '5'] )
print("\n Array:")
print(x)
r1 = np.char.isdigit(x)
r2 = np.char.islower(x)
r3 = np.char.isupper(x)
print("Digits =", r1)
print("Lower cases  =", r2)
print("Upper cases  =", r3)