tf.cast(x, dtype, name=None) 

将x的类型转换为指定类型

import tensorflow as tf
import numpy as np
z=np.array([0,1,3,4,6,4,7,1,0])
cast = tf.cast(z,tf.float32)with tf.Session()as sess:print(z)print(sess.run(cast))

输出

 

z的元素有整形变为浮点型