mathjs/lib/expression/docs/function/utils/filter.js

Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser and offers an integrated solution to work with numbers, big numbers, complex numbers, units, and matrices.

module.exports = {
  'name': 'filter',
  'category': 'Utils',
  'syntax': [
    'filter(x, test)'
  ],
  'description': 'Filter items in a matrix.',
  'examples': [
    'isPositive(x) = x > 0',
    'filter([6, -2, -1, 4, 3], isPositive)',
    'filter([6, -2, 0, 1, 0], x != 0)'
  ],
  'seealso': ['sort', 'map', 'forEach']
};