0001-FieldCalculator-context-help-make-formatting-consist.patch

Alister Hood, 2011-10-19 11:56 PM

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resources/context_help/QgsFieldCalculator-en_US
15 15 
  </td>
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  <td>value of field <tt>column_name</tt></td>
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</tr>
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<tr><td>'string'</td><td>literal string value</td></tr>
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<tr><td><i>number</i></td><td>number</td></tr>
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<tr><td>'<tt>string</tt>'</td><td>literal string value</td></tr>
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<tr><td><tt>number</tt></td><td>number</td></tr>
20 20 
<tr><td>NULL</td><td>null value</td></tr>
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<tr><td>exp(<tt>a</tt>)</td><td>Euler's number e to the power of <tt>a</tt></td></tr>
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<tr><td>ln(<tt>a</tt>)</td><td>natural logarithm (i.e. log base e) of <tt>a</tt></td></tr>
......
26 26 
<tr><td>sin(<tt>a</tt>)</td><td>sine of <tt>a</tt></td></tr>
27 27 
<tr><td>cos(<tt>a</tt>)</td><td>cosine of <tt>b</tt></td></tr>
28 28 
<tr><td>tan(<tt>a</tt>)</td><td>tangent of <tt>a</tt></td></tr>
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<tr><td>asin(<tt>a</tt>)</td><td>arcsine of <tt>a</tt></td></tr>
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<tr><td>acos(<tt>a</tt>)</td><td>arccosine of <tt>a</tt></td></tr>
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<tr><td>atan(<tt>a</tt>)</td><td>arctangent of <tt>a</tt></td></tr>
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<tr><td>asin(<tt>a</tt>)</td><td>inverse sine of <tt>a</tt></td></tr>
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<tr><td>acos(<tt>a</tt>)</td><td>inverse cosine of <tt>a</tt></td></tr>
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<tr><td>atan(<tt>a</tt>)</td><td>inverse tangent of <tt>a</tt></td></tr>
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<tr><td>to int(<tt>a</tt>)</td><td>convert string <tt>a</tt> to integer</td></tr>
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<tr><td>to real(<tt>a</tt>)</td><td>convert string <tt>a</tt> to real</td></tr>
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<tr><td>to string(<tt>a</tt>)</td><td>convert number <tt>a</tt> to string</td></tr>
35 35 
<tr><td>lower(<tt>a</tt>)</td><td>convert string <tt>a</tt> to lower case</td></tr>
36 36 
<tr><td>upper(<tt>a</tt>)</td><td>convert string <tt>a</tt> to upper case</td></tr>
37 37 
<tr><td>length(<tt>a</tt>)</td><td>length of string <tt>a</tt></td></tr>
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<tr><td>atan2(<tt>y</tt>,<tt>x</tt>)</td><td>arctangent of <tt>y</tt>/<tt>x</tt> using the signs of the two arguments to determine the quadrant of the result.</td></tr>
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<tr><td>replace(<tt>a</tt>,<i>replacethis</i>,<i>withthat</i>)</td><td>replace <i>replacethis</i> with <i>withthat</i> in string <tt>a</tt></td></td>
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<tr><td>regexp_replace(<tt>a</tt>,<i>replacethis</i>,<i>withthat</i>)</td><td>replace the regular expression <i>replacethis</i> with <i>withthat</i> in string <tt>a</tt></td></td>
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<tr><td>substr(<tt>a</tt>,<i>from</i>,<i>len</i>)</td><td><i>len</i> characters of string <tt>a</tt> starting from <i>from</i> (first character index is 1)</td></td>
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<tr><td>atan2(<tt>y</tt>,<tt>x</tt>)</td><td>inverse tangent of <tt>y</tt>/<tt>x</tt> using the signs of the two arguments to determine the quadrant of the result.</td></tr>
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<tr><td>replace(<tt>a</tt>,<tt>replacethis</tt>,<tt>withthat</tt>)</td><td>replace <tt>replacethis</tt> with <tt>withthat</tt> in string <tt>a</tt></td></td>
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<tr><td>regexp_replace(<tt>a</tt>,<tt>replacethis</tt>,<tt>withthat</tt>)</td><td>replace the regular expression <tt>replacethis</tt> with <tt>withthat</tt> in string <tt>a</tt></td></td>
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<tr><td>substr(<tt>a</tt>,<tt>from</tt>,<tt>len</tt>)</td><td><tt>len</tt> characters of string <tt>a</tt> starting from <tt>from</tt> (first character index is 1)</td></td>
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<tr><td><tt>a</tt> || <tt>b</tt></td><td>concatenate strings <tt>a</tt> and <tt>b</tt></td></tr>
43 43 
<tr><td>$rownum</td><td>number current row</td></tr>
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<tr><td>$area</td><td>area of polygon</td></tr>
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