fix anchor links

services/validation.md

@@ -172,119 +172,119 @@ Below is a list of all available validation rules and their function:
 
 - [Accepted](#accepted)
 - [Active URL](#active_url)
-- [After (Date)](#after_date_)
+- [After (Date)](#after_date)
 - [Alpha](#alpha)
 - [Alpha Dash](#alpha_dash)
 - [Alpha Numeric](#alpha_num)
 - [Array](#array)
-- [Before (Date)](#before_date_)
-- [Between](#between_min__max_)
+- [Before (Date)](#before_date)
+- [Between](#between_min_max)
 - [Boolean](#boolean)
 - [Confirmed](#confirmed)
 - [Date](#date)
-- [Date Format](#date_format_format_)
-- [Different](#different_field_)
-- [Digits](#digits_value_)
-- [Digits Between](#digits_between_min__max_)
+- [Date Format](#date_format_format)
+- [Different](#different_field)
+- [Digits](#digits_value)
+- [Digits Between](#digits_between_min_max)
 - [E-Mail](#email)
-- [Exists (Database)](#exists_table__column_)
+- [Exists (Database)](#exists_table_column)
 - [Image (File)](#image)
-- [In](#in_foo__bar_)
+- [In](#in_foo_bar)
 - [Integer](#integer)
 - [IP Address](#ip)
-- [Max](#max_value_)
-- [MIME Types](#mimes_foo__bar_)
-- [Min](#min_value_)
-- [Not In](#not_in_foo__bar_)
+- [Max](#max_value)
+- [MIME Types](#mimes_foo_bar)
+- [Min](#min_value)
+- [Not In](#not_in_foo_bar)
 - [Nullable](#nullable)
 - [Numeric](#numeric)
-- [Regular Expression](#regex_pattern_)
+- [Regular Expression](#regex_pattern)
 - [Required](#required)
-- [Required If](#required_if_field__value_)
-- [Required With](#required_with_foo__bar_)
-- [Required With All](#required_with_all_foo__bar_)
-- [Required Without](#required_without_foo__bar_)
-- [Required Without All](#required_without_foo__bar_)
-- [Same](#same_field_)
-- [Size](#size_value_)
-- [String](#string_value_)
+- [Required If](#required_if_field_value)
+- [Required With](#required_with_foo_bar)
+- [Required With All](#required_with_all_foo_bar)
+- [Required Without](#required_without_foo_bar)
+- [Required Without All](#required_without_foo_bar)
+- [Same](#same_field)
+- [Size](#size_value)
+- [String](#string_value)
 - [Timezone](#timezone)
-- [Unique (Database)](#unique_table__column__except__idcolumn_)
+- [Unique (Database)](#unique_table_column_except_idcolumn)
 - [URL](#url)
 
 </div>
 
 ### Validation rules list
 
-#### `accepted`
+#### `accepted` {#accepted}
 
 The field under validation must be _yes_, _on_, or _1_. This is useful for validating "Terms of Service" acceptance.
 
-#### `active_url`
+#### `active_url` {#active_url}
 
 The field under validation must be a valid URL according to the `checkdnsrr` PHP function.
 
-#### `after:_date_`
+#### `after:_date_` {#after_date}
 
 The field under validation must be a value after a given date. The dates will be passed into the PHP `strtotime` function.
 
-#### `alpha`
+#### `alpha` {#alpha}
 
 The field under validation must be entirely alphabetic characters.
 
-#### `alpha_dash`
+#### `alpha_dash` {#alpha_dash}
 
 The field under validation may have alpha-numeric characters, as well as dashes and underscores.
 
-#### `alpha_num`
+#### `alpha_num` {#alpha_num}
 
 The field under validation must be entirely alpha-numeric characters.
 
-#### `array`
+#### `array` {#array}
 
 The field under validation must be of type array.
 
-#### `before:_date_`
+#### `before:_date_` {#before_date}
 
 The field under validation must be a value preceding the given date. The dates will be passed into the PHP `strtotime` function.
 
-#### `between:_min_,_max_`
+#### `between:_min_,_max_` {#between_min_max}
 
 The field under validation must have a size between the given _min_ and _max_. Strings, numerics, and files are evaluated in the same fashion as the `size` rule.
 
-#### `boolean`
+#### `boolean` {#boolean}
 
 The field under validation must be able to be cast as a boolean. Accepted input are `true`, `false`, `1`, `0`, `"1"` and `"0"`.
 
-#### `confirmed`
+#### `confirmed` {#confirmed}
 
 The field under validation must have a matching field of `foo_confirmation`. For example, if the field under validation is `password`, a matching `password_confirmation` field must be present in the input.
 
-#### `date`
+#### `date` {#date}
 
 The field under validation must be a valid date according to the `strtotime` PHP function.
 
-#### `date_format:_format_`
+#### `date_format:_format_` {#date_format_format}
 
 The field under validation must match the _format_ defined according to the `date_parse_from_format` PHP function.
 
-#### `different:_field_`
+#### `different:_field_` {#different_field}
 
 The given _field_ must be different than the field under validation.
 
-#### `digits:_value_`
+#### `digits:_value_` {#digits_value}
 
 The field under validation must be _numeric_ and must have an exact length of _value_.
 
-#### `digits_between:_min_,_max_`
+#### `digits_between:_min_,_max_` {#digits_between_min_max}
 
 The field under validation must have a length between the given _min_ and _max_.
 
-#### `email`
+#### `email` {#email}
 
 The field under validation must be formatted as an e-mail address.
 
-#### `exists:_table_,_column_`
+#### `exists:_table_,_column_` {#exists_table_column}
 
 The field under validation must exist on a given database table.
 
@@ -312,27 +312,27 @@ Passing `NULL` as a "where" clause value will add a check for a `NULL` database
 'email' => 'exists:staff,email,deleted_at,NULL'
 ```
 
-#### `image`
+#### `image` {#image}
 
 The file under validation must be an image (jpeg, png, bmp, or gif)
 
-#### `in:_foo_,_bar_,...`
+#### `in:_foo_,_bar_,...` {#in_foo_bar}
 
 The field under validation must be included in the given list of values.
 
-#### `integer`
+#### `integer` {#integer}
 
 The field under validation must have an integer value.
 
-#### `ip`
+#### `ip` {#ip}
 
 The field under validation must be formatted as an IP address.
 
-#### `max:_value_`
+#### `max:_value_` {#max_value}
 
 The field under validation must be less than or equal to a maximum _value_. Strings, numerics, and files are evaluated in the same fashion as the [`size`](#size_value_) rule.
 
-#### `mimes:_foo_,_bar_,...`
+#### `mimes:_foo_,_bar_,...` {#mimes_foo_bar}
 
 The file under validation must have a MIME type corresponding to one of the listed extensions.
 
@@ -342,91 +342,91 @@ The file under validation must have a MIME type corresponding to one of the list
 'photo' => 'mimes:jpeg,bmp,png'
 ```
 
-#### `min:_value_`
+#### `min:_value_` {#min_value}
 
 The field under validation must have a minimum _value_. Strings, numerics, and files are evaluated in the same fashion as the [`size`](#size_value_) rule.
 
-#### `not_in:_foo_,_bar_,...`
+#### `not_in:_foo_,_bar_,...` {#not_in_foo_bar}
 
 The field under validation must not be included in the given list of values.
 
-#### `nullable`
+#### `nullable` {#nullable}
 
 The field under validation may be `null`. This is particularly useful when validating primitive such as strings and integers that can contain `null` values.
 
-#### `numeric`
+#### `numeric` {#numeric}
 
 The field under validation must have a numeric value.
 
-#### `regex:_pattern_`
+#### `regex:_pattern_` {#regex_pattern}
 
 The field under validation must match the given regular expression.
 
 **Note:** When using the `regex` pattern, it may be necessary to specify rules in an array instead of using pipe delimiters, especially if the regular expression contains a pipe character.
 
-#### `required`
+#### `required` {#required}
 
 The field under validation must be present in the input data.
 
-#### `required_if:_field_,_value_,...`
+#### `required_if:_field_,_value_,...` {#required_if_field_value}
 
 The field under validation must be present if the _field_ field is equal to any _value_.
 
-#### `required_with:_foo_,_bar_,...`
+#### `required_with:_foo_,_bar_,...` {#required_with_foo_bar}
 
 The field under validation must be present _only if_ any of the other specified fields are present.
 
-#### `required_with_all:_foo_,_bar_,...`
+#### `required_with_all:_foo_,_bar_,...` {#required_with_all_foo_bar}
 
 The field under validation must be present _only if_ all of the other specified fields are present.
 
-#### `required_without:_foo_,_bar_,...`
+#### `required_without:_foo_,_bar_,...` {#required_without_foo_bar}
 
 The field under validation must be present _only when_ any of the other specified fields are not present.
 
-#### `required_without_all:_foo_,_bar_,...`
+#### `required_without_all:_foo_,_bar_,...` {#required_without_all_foo_bar}
 
 The field under validation must be present _only when_ the all of the other specified fields are not present.
 
-#### `same:_field_`
+#### `same:_field_` {#same_field}
 
 The specified _field_ value must match the field's value under validation.
 
-#### `size:_value_`
+#### `size:_value_` {#size_value}
 
 The field under validation must have a size matching the given _value_. For string data, _value_ corresponds to the number of characters. For numeric data, _value_ corresponds to a given integer value. For files, _size_ corresponds to the file size in kilobytes.
 
-#### `string:_value_`
+#### `string:_value_` {#string_value}
 
 The field under validation must be a string type.
 
-#### `timezone`
+#### `timezone` {#timezone}
 
 The field under validation must be a valid timezone identifier according to the `timezone_identifiers_list` PHP function.
 
-#### `unique:_table_,_column_,_except_,_idColumn_`
+#### `unique:_table_,_column_,_except_,_idColumn_` {#unique_table_column_except_idcolumn}
 
 The field under validation must be unique on a given database table. If the `column` option is not specified, the field name will be used.
 
-#### Basic usage of unique rule
+#### `Basic usage of unique rule`
 
 ```php
 'email' => 'unique:users'
 ```
 
-#### Specifying a custom column name
+#### `Specifying a custom column name`
 
 ```php
 'email' => 'unique:users,email_address'
 ```
 
-#### Forcing a unique rule to ignore a given ID
+#### `Forcing a unique rule to ignore a given ID`
 
 ```php
 'email' => 'unique:users,email_address,10'
 ```
 
-#### Adding additional where clauses
+#### `Adding additional where clauses`
 
 You may also specify more conditions that will be added as "where" clauses to the query:
 
@@ -436,7 +436,7 @@ You may also specify more conditions that will be added as "where" clauses to th
 
 In the rule above, only rows with an `account_id` of `1` would be included in the unique check.
 
-#### url
+#### url {#url}
 
 The field under validation must be formatted as an URL.