summaryrefslogtreecommitdiff
path: root/node_modules/locutus/php/bc/bcsub.js
diff options
context:
space:
mode:
Diffstat (limited to 'node_modules/locutus/php/bc/bcsub.js')
-rw-r--r--node_modules/locutus/php/bc/bcsub.js39
1 files changed, 39 insertions, 0 deletions
diff --git a/node_modules/locutus/php/bc/bcsub.js b/node_modules/locutus/php/bc/bcsub.js
new file mode 100644
index 0000000..c4c1f50
--- /dev/null
+++ b/node_modules/locutus/php/bc/bcsub.js
@@ -0,0 +1,39 @@
+'use strict';
+
+module.exports = function bcsub(leftOperand, rightOperand, scale) {
+ // discuss at: http://locutus.io/php/bcsub/
+ // original by: lmeyrick (https://sourceforge.net/projects/bcmath-js/)
+ // example 1: bcsub('1', '2')
+ // returns 1: '-1'
+ // example 2: bcsub('-1', '5', 4)
+ // returns 2: '-6.0000'
+ // example 3: bcsub('8728932001983192837219398127471', '1928372132132819737213', 2)
+ // returns 3: '8728932000054820705086578390258.00'
+
+ var _bc = require('../_helpers/_bc');
+ var libbcmath = _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(leftOperand.toString());
+ second = libbcmath.php_str2num(rightOperand.toString());
+
+ result = libbcmath.bc_sub(first, second, scale);
+
+ if (result.n_scale > scale) {
+ result.n_scale = scale;
+ }
+
+ return result.toString();
+};
+//# sourceMappingURL=bcsub.js.map \ No newline at end of file