# Class yii\helpers\Inflector

Inheritance | yii\helpers\Inflector » yii\helpers\BaseInflector
Available since version | 2.0
Source Code | https://github.com/yiisoft/yii2/blob/master/framework/helpers/Inflector.php

Inflector pluralizes and singularizes English nouns. It also contains some other useful methods.

## Public Properties

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Property | Type | Description | Defined By
--- | --- | --- | ---
$plurals | array | The rules for converting a word into its plural form. | yii\helpers\BaseInflector
$singulars | array | The rules for converting a word into its singular form. | yii\helpers\BaseInflector
$specials | array | The special rules for converting a word between its plural form and singular form. | yii\helpers\BaseInflector
$transliteration | array | Fallback map for transliteration used by transliterate() when intl isn't available. | yii\helpers\BaseInflector
$transliterator | mixed | Either a Transliterator, or a string from which a Transliterator can be built for transliteration. | yii\helpers\BaseInflector

## Public Methods

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Method | Description | Defined By
--- | --- | ---
camel2id() | Converts a CamelCase name into an ID in lowercase. | yii\helpers\BaseInflector
camel2words() | Converts a CamelCase name into space-separated words. | yii\helpers\BaseInflector
camelize() | Returns given word as CamelCased. | yii\helpers\BaseInflector
classify() | Converts a table name to its class name. | yii\helpers\BaseInflector
humanize() | Returns a human-readable string from $word. | yii\helpers\BaseInflector
id2camel() | Converts an ID into a CamelCase name. | yii\helpers\BaseInflector
ordinalize() | Converts number to its ordinal English form. For example, converts 13 to 13th, 2 to 2nd . | yii\helpers\BaseInflector
pluralize() | Converts a word to its plural form. | yii\helpers\BaseInflector
sentence() | Converts a list of words into a sentence. | yii\helpers\BaseInflector
singularize() | Returns the singular of the $word. | yii\helpers\BaseInflector
slug() | Returns a string with all spaces converted to given replacement, non word characters removed and the rest of characters transliterated. | yii\helpers\BaseInflector
tableize() | Converts a class name to its table name (pluralized) naming conventions. | yii\helpers\BaseInflector
titleize() | Converts an underscored or CamelCase word into a English sentence. | yii\helpers\BaseInflector
transliterate() | Returns transliterated version of a string. | yii\helpers\BaseInflector
underscore() | Converts any "CamelCased" into an "underscored_word". | yii\helpers\BaseInflector
variablize() | Same as camelize but first char is in lowercase. | yii\helpers\BaseInflector

## Protected Methods

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Method | Description | Defined By
--- | --- | ---
hasIntl() |  | yii\helpers\BaseInflector

## Constants

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Constant | Value | Description | Defined By
--- | --- | --- | ---

TRANSLITERATE_LOOSE

'Any-Latin; Latin-ASCII; [\u0080-\uffff] remove'

Shortcut for `Any-Latin; Latin-ASCII; [\u0080-\uffff] remove` transliteration rule. The rule is loose, letters will be transliterated with the characters of Basic Latin Unicode Block. For example: `获取到 どちら Українська: ґ,є, Српска: ђ, њ, џ! ¿Español?` will be transliterated to `huo qu dao dochira Ukrainska: g,e, Srpska: d, n, d! Espanol?`. Used in transliterate(). For detailed information see unicode normalization forms

yii\helpers\BaseInflector

TRANSLITERATE_MEDIUM

'Any-Latin; Latin-ASCII'

Shortcut for `Any-Latin; Latin-ASCII` transliteration rule. The rule is medium, letters will be transliterated to characters of Latin-1 (ISO 8859-1) ASCII table. For example: `获取到 どちら Українська: ґ,є, Српска: ђ, њ, џ! ¿Español?` will be transliterated to `huo qu dao dochira Ukrainsʹka: g,e, Srpska: d, n, d! ¿Espanol?`. Used in transliterate(). For detailed information see unicode normalization forms

yii\helpers\BaseInflector

TRANSLITERATE_STRICT

'Any-Latin; NFKD'

Shortcut for `Any-Latin; NFKD` transliteration rule. The rule is strict, letters will be transliterated with the closest sound-representation chars. The result may contain any UTF-8 chars. For example: `获取到 どちら Українська: ґ,є, Српска: ђ, њ, џ! ¿Español?` will be transliterated to `huò qǔ dào dochira Ukraí̈nsʹka: g̀,ê, Srpska: đ, n̂, d̂! ¿Español?`. Used in transliterate(). For detailed information see unicode normalization forms

yii\helpers\BaseInflector