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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 3171 | * |
| 3172 | * Text passed to esc_attr() is stripped of invalid or special characters |
| 3173 | * before output. |
| 3174 | * |
| 3175 | * @since 2.0.6 |
| 3176 | * |
| 3177 | * @param string $safe_text The text after it has been escaped. |
| 3178 | * @param string $text The text prior to being escaped. |
| 3179 | */ |
| 3180 | return apply_filters( 'attribute_escape', $safe_text, $text ); |
| 3181 | } |
| 3182 | |
| 3183 | /** |
| 3184 | * Escaping for textarea values. |
| 3185 | * |
| 3186 | * @since 3.1.0 |
| 3187 | * |
| 3188 | * @param string $text |
| 3189 | * @return string |