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Source View: {$field}_pre

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Line Code
2367                 * Filters the value of a specific post field before saving.
2368                 *
2369                 * The dynamic portion of the hook name, `$field`, refers to the post
2370                 * field name.
2371                 *
2372                 * @since 2.3.0
2373                 *
2374                 * @param mixed $value Value of the post field.
2375                 */
2376                $value = apply_filters( "{$field}_pre", $value );
2377           }
2378      } else {
2379
2380           // Use display filters by default.
2381           if ( $prefixed ) {
2382
2383                /**
2384                 * Filters the value of a specific post field for display.
2385                 *