View: bcdiv

Function:
Description: Returns the quotient of two arbitrary precision numbers (division).
Code
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function bcdiv (left_operand, right_operand, scale) {
    // http://jsphp.co/jsphp/fn/view/bcdiv
    // +   original by: lmeyrick (https://sourceforge.net/projects/bcmath-js/)
    // -    depends on: _phpjs_shared_bc
    // *     example 1: bcdiv(1, 2);
    // *     returns 1: 3
    //  @todo: implement these testcases
    //        bcscale(0);
    //
    //        bcmath.test.result('bcdiv', 1, '0', bcdiv("1", "2"));
    //        bcmath.test.result('bcdiv', 2, '0.50', bcdiv("1", "2", 2));
    //        bcmath.test.result('bcdiv', 3, '-0.2000', bcdiv("-1", "5", 4));
    //        bcmath.test.result('bcdiv', 4, '3333.3333', bcdiv("10000.0000", "3", 4));
    //        bcmath.test.result('bcdiv', 5, '2387.8877', bcdiv("5573.33", "2.334", 4));
    //        bcmath.test.result('bcdiv', 7, '1.00', bcdiv('6.00', '6.00', 2));
    //        bcmath.test.result('bcdiv', 8, '1.00', bcdiv('2.00', '2.00', 2));
    //        bcmath.test.result('bcdiv', 9, '59.51111111', bcdiv('66.95', '1.125', 8));
    //        bcmath.test.result('bcdiv', 10, '4526580661.75', bcdiv('8728932001983192837219398127471.00', '1928372132132819737213.00', 2));
    var libbcmath = this._phpjs_shared_bc();

    var first, second, result;

    if (typeof(scale) == 'undefined') {
        scale = libbcmath.scale;
    }
    scale = ((scale < 0) ? 0 : scale);

    // create objects
    first = libbcmath.bc_init_num();
    second = libbcmath.bc_init_num();
    result = libbcmath.bc_init_num();

    first = libbcmath.php_str2num(left_operand.toString());
    second = libbcmath.php_str2num(right_operand.toString());

    result = libbcmath.bc_divide(first, second, scale);
    if (result === -1) {
        // error
        throw new Error(11, "(BC) Division by zero");
    }
    if (result.n_scale > scale) {
        result.n_scale = scale;
    }
    return result.toString();
}
Comment on bcdiv version 79
Tests
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