Jimtcl commit 1843b79a03dd ("expr: TIP 526, only support a single arg") drops the support for multi-argument syntax for the TCL command 'expr'. Fix manually the remaining lines that don't match simple patterns and would require dedicated boring scripting. Remove the 'expr' command where ...
我有一个存储命令输出的变量。如何将它与浮点数进行比较?x=$(tail -n 1 foo| cut -d ' ' -f2) -0.08 < 0 : syntax error: invalid arithmetic operator (error token is "0.08 < 0")对于这样的比较,我应该怎么 浏览1提问于2012-05-05得票数 0 ...
) Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/Users/lysnikolaou/Repositories/cpython/Lib/ast.py", line 50, in parse return compile(source, filename, mode, flags, File "<unknown>", line 1 (*a) ^ SyntaxError: invalid syntaxThis was valid syntax ...