unx14.htm

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<PRE><I>Feature</I>

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<PRE><I>sh</I>

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<PRE><I>csh</I>

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<PRE><I>ksh</I>

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<P>Arithmetic expressions</P>

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<P>-</P>

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<P>X</P>

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<P>X</P>

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<P>Array variables</P>

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<P>-</P>

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<P>X</P>

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<P>X</P>

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<P>Assignment id=string</P>

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<P>X</P>

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<P>-</P>

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<P>X</P>

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<P>case statement</P>

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<P>X</P>

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<P>-</P>

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<P>X</P>

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<P>cdpath searches</P>

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<P>SysV</P>

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<P>X</P>

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<P>X</P>

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<P>clobber option</P>

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<P>-</P>

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<P>X</P>

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<P>X</P>

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<P>Command aliases</P>

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<P>-</P>

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<P>X</P>

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<P>X</P>

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<P>echo -n option</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>export command</P>

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<P>X</P>

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<P>-</P>

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<P>X</P>

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<P>foreach statement</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>getopts built-in command</P>

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<P>-</P>

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<P>-</P>

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<P>X</P>

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<P>glob command</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>Hash table problems, rehash and unhash commands</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>Job control (bg, fg, ...)</P>

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<P>-</P>

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<P>X</P>

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<P>X</P>

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<P>let command</P>

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<P>-</P>

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<P>-</P>

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<P>X</P>

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<P>limit, unlimit commands</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>nice shell built-in</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>nohup shell built-in</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>notify shell built-in</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>onintr command</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>print command</P>

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<P>-</P>

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<P>-</P>

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<P>X</P>

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<TD>

<P>pushd, popd commands</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>RANDOM shell variable</P>

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<P>-</P>

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<P>-</P>

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<P>X</P>

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<TD>

<P>repeat shell built-in</P>

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<P>-</P>

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<P>X</P>

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<P>-</P>

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<P>select statement</P>

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<P>-</P>

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<P>-</P>

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<P>X</P>

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<TD>

<P>setenv, unsetenv commands</P>

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<P>-</P>

<TD>

<P>X</P>

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<P>-</P>

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<TD>

<P>SHELL variable specifies command to execute scripts</P>