simple-squiggle/node_modules/mathjs/lib/esm/function/matrix/count.js

40 lines
940 B
JavaScript

import { factory } from '../../utils/factory.js';
var name = 'count';
var dependencies = ['typed', 'size', 'prod'];
export var createCount = /* #__PURE__ */factory(name, dependencies, _ref => {
var {
typed,
size,
prod
} = _ref;
/**
* Count the number of elements of a matrix, array or string.
*
* Syntax:
*
* math.count(x)
*
* Examples:
*
* math.count('hello world') // returns 11
* const A = [[1, 2, 3], [4, 5, 6]]
* math.count(A) // returns 6
* math.count(math.range(1,6)) // returns 5
*
* See also:
*
* size
*
* @param {string | Array | Matrix} x A matrix or string
* @return {number} An integer with the elements in `x`.
*/
return typed(name, {
string: function string(x) {
return x.length;
},
'Matrix | Array': function MatrixArray(x) {
return prod(size(x));
}
});
});