node-json-math

Package for expressing mathematical operations in JSON. Useful for storing mathematical procedures in a database.

Examples of use

``javascript
var JSONMath = require('json-math');
var math = new JSONMath();
var result = math.execute({
"a": {
"operation": "+",
"variables": [
2,
2
]
},
"b": {
"operation": "-",
"variables": [
5,
1
]
},
"c": {
"operation": "*",
"variables": [
2,
2
]
},
"d": {
"operation": "/",
"variables": [
8,
2
]
}
});
`
After this has executed, the value of a , b, c and d will be 4.

You can also pass in an array of operations to perform, and even reference variables inside the procedure
` javascript
[
{
"a": 3,
"b": 4
},
{
"c": {
"operation": "+",
"variables": [
"a",
"b"
]
}
},
{
"c": "c"
}
]
`
After this the value of a will be 3, b will be 4 and c` will be 7.