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doc: update doc for ExecCommand
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@@ -212,7 +212,7 @@ func main() {
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### <span id="ExecCommand">ExecCommand</span>
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<p>使用shell /bin/bash -c(linux) 或 cmd (windows) 执行shell命令</p>
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<p>执行shell命令,返回命令的stdout和stderr字符串,如果出现错误,则返回错误。参数`command`是一个完整的命令字符串,如ls-a(linux),dir(windows),ping 127.0.0.1。在linux中,使用/bin/bash-c执行命令,在windows中,使用powershell.exe执行命令。</p>
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<b>Signature:</b>
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@@ -228,10 +228,24 @@ import (
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)
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func main() {
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out, errout, err := system.ExecCommand("ls")
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fmt.Println(out)
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fmt.Println(errout)
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fmt.Println(err)
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// linux or mac
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stdout, stderr, err := system.ExecCommand("ls")
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fmt.Println("std out: ", stdout)
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fmt.Println("std err: ", stderr)
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assert.Equal("", stderr)
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// windows
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stdout, stderr, err = system.ExecCommand("dir")
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fmt.Println("std out: ", stdout)
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fmt.Println("std err: ", stderr)
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// error command
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stdout, stderr, err = system.ExecCommand("abc")
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fmt.Println("std out: ", stdout)
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fmt.Println("std err: ", stderr)
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if err != nil {
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fmt.Println(err.Error())
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}
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}
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```
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