我现在把数据保存为XML格式,其中数据的部分看到某些单元格文字比较多时,好像是用数据流的方式存储起来了(Base64value 的部分),如下所示,我想问的是这些数据流是加了一定的算法吗,如果我要单独提取出来显示正常的文字格式,然后进行额外保存的话我要怎么操作,代码如何写,请赐教,或是我要用什么样的方式进行还原显示出来。
<CellBlock rc="10" cc="3">
<Data>
<C pos="0,0" type="0" value="程序改造工程" />
<C pos="3,2" type="0" Base64value="True" value="MgAwADEANAAtADAANwAtADIANgDbj1VcxWC1URr/GpDHjyROKk4fZh9nhHZEjZllNmXGlgz/7nZNUhR4dnqEdtuPVVw6Tu9T5U6KYkkAVgALeo9ehHbokAZSn1L9gD5lMFJJAEUAT23IiWhWLU7Qj0yIDP8KAEZP0I9MiMePC3otThpPCWcATptOD2HzYA1OMFKEdu6VmJj6UbBzAjAKADIAMAAxADQALQAwADgALQAwADIA249VXMVgtVEa/7BzKFfvU+VOimJJAFYA404Leo9ehHZ7dlVfRmhMdWKXPmUwUkkARQAtTtCPTIgM/wlnhV+MW4RV248ATmVrjFuEVQIwCgAyADAAMQA0AC0AMAA4AC0AMAA5ANuPVVzFYLVRGv+wcyhXdGUqTpReKHULeo9e71PlTlNiBVOEdrllD18+ZTBSSQBFAC1O0I9MiAz/Rk8xdY5O11MwUnBlbmOTXr+L7pVCXIR2AF/RUyFqD19QljZSDP+wcyhX6lP9gNCPTIgoV0Bc31dRf4R2T23IiWhWLU4M/w1O/YDQj0yIKFeSTlSAUX+Edq9zg1gtTgz/f08odS1O2I8aT/pRsHMATptODU4OZoR2xWC1UQz/2I8JZ4VfjFuEVduPAE5lawOMdGWMW4RVAjAKADIAMAAxADQALQAwADgALQAxADYA249VXMVgtVEa/+52TVL9gIpiSQBWAAt6j174dnNRhHaoUgFgk15EAEwATAAM/1NiBVMQYkMAQQBCAIR2uWUPX9CPTIgoV0kARQBPbciJLU4M/wyAFE6hixJSU2KXewZcQwBBAEIABVPokHJ/MFJJAEkAUwANZ6FSaFYtTgz/2Y83aKJbN2Lvev2AuWW/T7+L7pUwUtFTA176UWVnhHYLeo9eDP9TYpd7C04qTh9mH2eEdgtOSlNoVNFTA17Zfktt1YvokH9PKHUATgtOAjAKAAoAMgAwADEANAAtADAAOQAtADIAMADbj1VcxWC1URr/jFuEVS1OLgAuAC4ACgA=" />
<C pos="4,0" type="1" value="3" />
</Data>
</CellBlock> |