Contents

# CoreExtend

gem主要包括数组的遍历、浮点数的小数点精度的确定、金钱显示、随机字符串等常用操作

## Installation
Add this line to `config/application.rb`

```ruby
require 'core_extend'
```

Add this line to your application's Gemfile:

```ruby
gem 'core_extend'
```

And then execute:

    $ bundle

Or install it yourself as:

    $ gem install core_extend

## Array

### every
```ruby
(1..20).to_a.every(3) { |a, b, c|
  p "#{a},#{b},#{c}"
}
#=>"1,2,3"
#=>"4,5,6"
#=>"7,8,9"
#=>"10,11,12"
#=>"13,14,15"
#=>"16,17,18"
#=>"19,20,"
```

## Float

###decimal_point
```ruby
3.2268.decimal_point(2)
#=>3.23
```
###to_money
```ruby
123456789.456.to_money              #=>"123,456,789.46"
32005487.45.to_money('text')        #=>"3200.55万"
2332005487.45.to_money('text',4)    #=>"23.3201亿"
2332005487.45.to_money('text',0)    #=>"23亿"
2332005487.45.to_money('num',2)     #=>"2,332,005,487.45"
2332005487.45.to_money('num',0)     #=>"2,332,005,487"
1.to_money                          #=>"1.0"
```

## Random

###rand_str
```ruby
str = Random.rand_str(32)
p str
#=>"tdb1hruwxd8p0z5qtdl7pvhva5uxbru9"
```


## Development

After checking out the repo, run `bin/setup` to install dependencies. Then, run `bin/console` for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run `bundle exec rake install`. To release a new version, update the version number in `version.rb`, and then run `bundle exec rake release` to create a git tag for the version, push git commits and tags, and push the `.gem` file to [rubygems.org](https://rubygems.org).

## Contributing

1. Fork it ( https://github.com/[my-github-username]/core_extend/fork )
2. Create your feature branch (`git checkout -b my-new-feature`)
3. Commit your changes (`git commit -am 'Add some feature'`)
4. Push to the branch (`git push origin my-new-feature`)
5. Create a new Pull Request

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
core_extend-0.1.7	README.md