getAttributeName() public static method
Returns the real attribute name from the given attribute expression.
An attribute expression is an attribute name prefixed and/or suffixed with array indexes. It is mainly used in tabular data input and/or input of array type. Below are some examples:
-
[0]contentis used in tabular data input to represent the "content" attribute for the first model in tabular input; -
dates[0]represents the first array element of the "dates" attribute; -
[0]dates[0]represents the first array element of the "dates" attribute for the first model in tabular input.
If $attribute has neither prefix nor suffix, it will be returned back without change.
| public static string getAttributeName ( $attribute ) | ||
|---|---|---|
| $attribute | string |
The attribute name or expression |
| return | string |
The attribute name without prefix and suffix. |
| throws | yii\base\InvalidParamException |
if the attribute name contains non-word characters. |
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