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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 |
|---|---|
| 255 | /** |
| 256 | * Filter the install action links for a theme in the Install Themes list table. |
| 257 | * |
| 258 | * @since 3.4.0 |
| 259 | * |
| 260 | * @param array $actions An array of theme action hyperlinks. Defaults are |
| 261 | * links to Install Now, Preview, and Details. |
| 262 | * @param WP_Theme $theme Theme object. |
| 263 | */ |
| 264 | $actions = apply_filters( 'theme_install_actions', $actions, $theme ); |
| 265 | |
| 266 | ?> |
| 267 | <a class="screenshot install-theme-preview" href="<?php echo esc_url( $preview_url ); ?>" title="<?php echo esc_attr( $preview_title ); ?>"> |
| 268 | <img src="<?php echo esc_url( $theme->screenshot_url ); ?>" width="150" /> |
| 269 | </a> |
| 270 | |
| 271 | <h3><?php echo $name; ?></h3> |
| 272 | <div class="theme-author"><?php printf( __( 'By %s' ), $author ); ?></div> |
| 273 | |