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nickfan/math-expression
=======================

A math expression parser

06PHP

Since Dec 30Pushed 9y ago1 watchersCompare

[ Source](https://github.com/nickfan/MathExpression)[ Packagist](https://packagist.org/packages/nickfan/math-expression)[ RSS](/packages/nickfan-math-expression/feed)WikiDiscussions master Synced 2mo ago

READMEChangelogDependenciesVersions (1)Used By (0)

MathExpression
==============

[](#mathexpression)

rewrite form ( which fork form original  )

Usage
-----

[](#usage)

***Examples***

```
use Nickfan\MathExpression\Math;

$math = new Math();
$answer = $math->evaluate('(2 + 3) * 4');
var_dump($answer);
// int(20)
$answer = $math->evaluate('1 + 2 * ((3 + 4) * 5 + 6)');
var_dump($answer);
// int(83)
$answer = $math->evaluate('(1 + 2) * (3 + 4) * (5 + 6)');
var_dump($answer);
// int(231)

$math->registerVariable('a', 4);
$answer = $math->evaluate('($a + 3) * 4');
var_dump($answer);
// int(28)
$math->registerVariable('a', 5);
$answer = $math->evaluate('($a + $a) * 4');
var_dump($answer);
// int(40)

```

###  Health Score

20

—

LowBetter than 14% of packages

Maintenance20

Infrequent updates — may be unmaintained

Popularity4

Limited adoption so far

Community7

Small or concentrated contributor base

Maturity41

Maturing project, gaining track record

 Bus Factor1

Top contributor holds 100% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

### Community

Maintainers

![](https://www.gravatar.com/avatar/a1f44a8b9904e06e487d208a81f8815bd852f4bc37553e00a1cd6a221cb01837?d=identicon)[nickfan](/maintainers/nickfan)

---

Top Contributors

[![nickfan](https://avatars.githubusercontent.com/u/100613?v=4)](https://github.com/nickfan "nickfan (2 commits)")

### Embed Badge

![Health badge](/badges/nickfan-math-expression/health.svg)

```
[![Health](https://phpackages.com/badges/nickfan-math-expression/health.svg)](https://phpackages.com/packages/nickfan-math-expression)
```

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