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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 |
---|---|
1263 | * |
1264 | * A nonce has a lifespan of two ticks. Nonces in their second tick may be |
1265 | * updated, e.g. by autosave. |
1266 | * |
1267 | * @since 2.5 |
1268 | * |
1269 | * @return int |
1270 | */ |
1271 | function wp_nonce_tick() { |
1272 | $nonce_life = apply_filters( 'nonce_life', DAY_IN_SECONDS ); |
1273 |
|
1274 | return ceil(time() / ( $nonce_life / 2 )); |
1275 | } |
1276 | endif; |
1277 |
|
1278 | if ( !function_exists('wp_verify_nonce') ) : |
1279 | /** |
1280 | * Verify that correct nonce was used with time limit. |
1281 | * |