a='1,4,7,2,9,5,6'
b=a.split(',')
for i in b:
i=float(i)
print(type(i))
print(type(b[0]))
print('\n')
for i in range(0,len(b)):
b[i]=float(b[i])
print(type(b[i]))
print(type(b[0]))
输出的情况如下:
a='1,4,7,2,9,5,6'
b=a.split(',')
for i in b:
i=float(i)
print(type(i))
print(type(b[0]))
print('\n')
for i in range(0,len(b)):
b[i]=float(b[i])
print(type(b[i]))
print(type(b[0]))
输出的情况如下: