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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 |
|---|---|
| 170 | $formatted = number_format( $number, absint( $decimals ), $wp_locale->number_format['decimal_point'], $wp_locale->number_format['thousands_sep'] ); |
| 171 | |
| 172 | /** |
| 173 | * Filter the number formatted based on the locale. |
| 174 | * |
| 175 | * @since 2.8.0 |
| 176 | * |
| 177 | * @param string $formatted Converted number in string format. |
| 178 | */ |
| 179 | return apply_filters( 'number_format_i18n', $formatted ); |
| 180 | } |
| 181 | |
| 182 | /** |
| 183 | * Convert number of bytes largest unit bytes will fit into. |
| 184 | * |
| 185 | * It is easier to read 1 kB than 1024 bytes and 1 MB than 1048576 bytes. Converts |
| 186 | * number of bytes to human readable number by taking the number of that unit |
| 187 | * that the bytes will go into it. Supports TB value. |
| 188 | * |