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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 |
|---|---|
| 2304 | $space_allowed = 100; |
| 2305 | |
| 2306 | /** |
| 2307 | * Filter the upload quota for the current site. |
| 2308 | * |
| 2309 | * @since 3.7.0 |
| 2310 | * |
| 2311 | * @param int $space_allowed Upload quota in megabytes for the current blog. |
| 2312 | */ |
| 2313 | return apply_filters( 'get_space_allowed', $space_allowed ); |
| 2314 | } |
| 2315 | |
| 2316 | /** |
| 2317 | * Determines if there is any upload space left in the current blog's quota. |
| 2318 | * |
| 2319 | * @since 3.0.0 |
| 2320 | * |
| 2321 | * @return int of upload space available in bytes |
| 2322 | */ |