72 lines
985 B
HTML
72 lines
985 B
HTML
<HTML>
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<HEAD>
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<TITLE>expr(1)</TITLE>
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</HEAD>
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<BODY>
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<H1>expr(1)</H1>
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<HR>
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<PRE>
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</PRE>
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<H2>NAME</H2><PRE>
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expr - evaluate experession
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</PRE>
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<H2>SYNOPSIS</H2><PRE>
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<STRONG>expr</STRONG> <EM>arg</EM> ...
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</PRE>
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<H2>EXAMPLES</H2><PRE>
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<STRONG>x=`expr</STRONG> <STRONG>$x</STRONG> <STRONG>+</STRONG> <STRONG>1`</STRONG> # Add 1 to shell variable x
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</PRE>
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<H2>DESCRIPTION</H2><PRE>
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<EM>Expr</EM> computes the value of its argument and writes the result on standard
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output. The valid operators, in order of increasing precedence, are
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listed below. Operators grouped by {...} have the same precedence. The
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operators are: |, &, {<, <=, ==, !=, >=, >}, {+, -}, *, /, %, and :.
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Parentheses are permitted.
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</PRE>
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<H2>SEE ALSO</H2><PRE>
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<STRONG><A HREF="../man1/sh.1.html">sh(1)</A></STRONG>, <STRONG><A HREF="../man1/test.1.html">test(1)</A></STRONG>.
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</PRE>
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</BODY>
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</HTML>
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