[英]how to convert string to byte[]
當我將txt文件轉換為字節操作時,遇到一些問題。
little
是`test.txt中的唯一單詞。 ascii
碼編碼的結果是6c6974746c65
。 我想執行字節操作,例如data[0x2]|data[0x3]<<8 means 0x74 | (0x74)<<8 =0x7474
data[0x2]|data[0x3]<<8 means 0x74 | (0x74)<<8 =0x7474
。
f = open('test.txt','rb') output = f.read() f.close() file_size = len(output) print output,type(output) output_ascii = output.encode("hex") print output_ascii , type(output_ascii) , len(output_ascii) print output_ascii[0],output_ascii[1]`
結果
little ('type str')
6c6974746c65 (type 'str') 12
6 c
我想得到output_ascii [0] = 0x6c , output_ascii[1] = 0x69 ...etc
我應該如何修改?
byte = ''
total_byte = []
with open('test.txt','rb') as f:
output = f.read()
print output, type(output)
for ele in output:
byte = ele.encode("hex")
total_byte.append(byte)
print byte ,type(byte)
print total_byte[0], total_byte[1]
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