Programmer Guide/Command Reference/EVAL/nrow: Difference between revisions
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{{DISPLAYTITLE:nrow (alias: rows}} | {{DISPLAYTITLE:nrow (alias: rows)}} | ||
Returns the number of rows of the argument <var>x</var>. | Returns the number of rows of the argument <var>x</var>. | ||
;Usage: <code>ncol(<var>x</var>)</code> | |||
;Result: The result of this function is the number of rows of <var>x</var>. If <var>x</var> is a scalar, the result is '''1'''. | |||
;See also: [[../ncol|ncol]] | |||
[[../#Functions|<function list>]] | |||
Example: | |||
<pre> | <pre> | ||
#vector := eval init(100,1,0) | #vector := eval init(100,1,0) | ||
| Line 14: | Line 15: | ||
conlog 'number of rows of $#vector: $#vector[!nrow]' | conlog 'number of rows of $#vector: $#vector[!nrow]' | ||
</pre> | </pre> | ||
Latest revision as of 11:27, 21 April 2011
Returns the number of rows of the argument x.
- Usage
ncol(x)- Result
- The result of this function is the number of rows of x. If x is a scalar, the result is 1.
- See also
- ncol
Example:
#vector := eval init(100,1,0) conlog 'number of rows of $#vector: $(eval ncol($#vector))' // the attribute !nrow returns the same value: conlog 'number of rows of $#vector: $#vector[!nrow]'
