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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 |
|---|---|
| 2446 | $space_allowed = 100; |
| 2447 | |
| 2448 | /** |
| 2449 | * Filters the upload quota for the current site. |
| 2450 | * |
| 2451 | * @since 3.7.0 |
| 2452 | * |
| 2453 | * @param int $space_allowed Upload quota in megabytes for the current blog. |
| 2454 | */ |
| 2455 | return apply_filters( 'get_space_allowed', $space_allowed ); |
| 2456 | } |
| 2457 | |
| 2458 | /** |
| 2459 | * Determines if there is any upload space left in the current blog's quota. |
| 2460 | * |
| 2461 | * @since 3.0.0 |
| 2462 | * |
| 2463 | * @return int of upload space available in bytes |
| 2464 | */ |