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标题: 求纯DOS下运行的非数字输入无效的批处理 [打印本页]

作者: hhwwll     时间: 2008-11-10 14:00    标题: 求纯DOS下运行的非数字输入无效的批处理

求纯DOS下运行的非数字输入无效的批处理

作者: tireless     时间: 2008-11-10 14:12
www.westmesatech.com ...
EditVar 1.8 - (C) 2006-2008 by Bill Stewart (bstewart@iname.com) Allows interactive editing of environment variables. Usage: EditVar [-b] [-l len] [-m] [-n] [-o] [-p prompt] [-t n] [-u] var -b Place cursor at the beginning of the input string. -l len Allow no more than 'len' characters (1 to 255). -m Masked input ('*' appears for each typed character). -n Allow only numeric input (0-9). -o Start in overtype mode. -p prompt Prompt the user with 'prompt' (enclose in quotes if it has spaces). -t n Assume Enter was pressed if nothing typed in 'n' seconds. -u Force entered characters to uppercase. var The environment variable's name (required). Exit codes: 1 Error on the command line 2 Input line was blank 3 Environment variable was not changed 4 Program aborted with Ctrl-C 8 Insufficient space in environment to store variable

作者: hhwwll     时间: 2008-11-10 18:51
看不明白,有没有其他的方法?