Commit 05758f4b by Uwe Schulzweida

### expr: docu update.

parent a340a5da
 ... @@ -31,7 +31,7 @@ The following operators are supported: ... @@ -31,7 +31,7 @@ The following operators are supported: - & subtraction & x - y & Difference of x and y - & subtraction & x - y & Difference of x and y * & multiplication & x * y & Product of x and y * & multiplication & x * y & Product of x and y / & division & x / y & Quotient of x and y / & division & x / y & Quotient of x and y \exp & exponentiation & x \exp y & Exponentiates x with y \exp & exponentiation & x \exp y & Exponentiates x with y == & equal to & x == y & 1, if x equal to y; else 0 == & equal to & x == y & 1, if x equal to y; else 0 != & not equal to & x != y & 1, if x not equal to y; else 0 != & not equal to & x != y & 1, if x not equal to y; else 0 > & greater than & x > y & 1, if x greater than y; else 0 > & greater than & x > y & 1, if x greater than y; else 0 ... @@ -184,6 +184,11 @@ STRING File with processing instructions ... @@ -184,6 +184,11 @@ STRING File with processing instructions @EndParameter @EndParameter @BeginNote The expr commands sellevel(x,k) and sellevidx(x,k) are only avaiable with @oper{exprf}/@oper{aexprf}. @EndNote @BeginExample @BeginExample Assume an input dataset contains at least the variables 'aprl', 'aprc' and 'ts'. Assume an input dataset contains at least the variables 'aprl', 'aprc' and 'ts'. To create a new variable 'var1' with the sum of 'aprl' and 'aprc' and a variable 'var2' To create a new variable 'var1' with the sum of 'aprl' and 'aprc' and a variable 'var2' ... ...
 ... @@ -1264,7 +1264,7 @@ static const char *EnlargeHelp[] = { ... @@ -1264,7 +1264,7 @@ static const char *EnlargeHelp[] = { " enlarge,grid ifile ofile", " enlarge,grid ifile ofile", "", "", "DESCRIPTION", "DESCRIPTION", " Enlarge all fields of ifile to a user given grid. Normally only the last ", " Enlarge all fields of ifile to a user given horizontal grid. Normally only the last ", " field element is used for the enlargement. If however the input and output", " field element is used for the enlargement. If however the input and output", " grid are regular lon/lat grids, a zonal or meridional enlargement is possible.", " grid are regular lon/lat grids, a zonal or meridional enlargement is possible.", " Zonal enlargement takes place, if the xsize of the input field is 1 and ", " Zonal enlargement takes place, if the xsize of the input field is 1 and ", ... @@ -1359,7 +1359,7 @@ static const char *ExprHelp[] = { ... @@ -1359,7 +1359,7 @@ static const char *ExprHelp[] = { " - & subtraction & x - y & Difference of x and y ", " - & subtraction & x - y & Difference of x and y ", " * & multiplication & x * y & Product of x and y ", " * & multiplication & x * y & Product of x and y ", " / & division & x / y & Quotient of x and y", " / & division & x / y & Quotient of x and y", " ^ & exponentiation & x ^y & Exponentiates x with y ", " ^ & exponentiation & x ^y & Exponentiates x with y ", " == & equal to & x == y & 1, if x equal to y; else 0", " == & equal to & x == y & 1, if x equal to y; else 0", " != & not equal to & x != y & 1, if x not equal to y; else 0", " != & not equal to & x != y & 1, if x not equal to y; else 0", " > & greater than & x > y & 1, if x greater than y; else 0", " > & greater than & x > y & 1, if x greater than y; else 0", ... @@ -1436,6 +1436,9 @@ static const char *ExprHelp[] = { ... @@ -1436,6 +1436,9 @@ static const char *ExprHelp[] = { "PARAMETER", "PARAMETER", " instr STRING Processing instructions (need to be 'quoted' in most cases)", " instr STRING Processing instructions (need to be 'quoted' in most cases)", " filename STRING File with processing instructions", " filename STRING File with processing instructions", "", "NOTE", " The expr commands sellevel(x,k) and sellevidx(x,k) are only avaiable with exprf/aexprf.", NULL NULL }; }; ... ...
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