wpdb::_insert_replace_helper( string $table, array $data, array|string $format = null, string $type = 'INSERT' )
Helper function for insert and replace.
Description
Runs an insert or replace query based on $type argument.
See also
wpdb::$field_types
Parameters
- $table
-
(Required) Table name.
- $data
-
(Required) Data to insert (in column => value pairs).<br> Both $data columns and $data values should be "raw" (neither should be SQL escaped).<br> Sending a null value will cause the column to be set to NULL
- the corresponding format is ignored in this case.
- $format
-
(Optional) An array of formats to be mapped to each of the value in $data.<br> If string, that format will be used for all of the values in $data.<br> A format is one of '%d', '%f', '%s' (integer, float, string).<br> If omitted, all values in $data will be treated as strings unless otherwise specified in wpdb::$field_types.
Default value: null
- $type
-
(Optional) Type of operation. Possible values include 'INSERT' or 'REPLACE'.<br> Default 'INSERT'.
Default value: 'INSERT'
Return
(int|false) The number of rows affected, or false on error.
Source
File: wp-includes/class-wpdb.php
function _insert_replace_helper( $table, $data, $format = null, $type = 'INSERT' ) {
$this->insert_id = 0;
if ( ! in_array( strtoupper( $type ), array( 'REPLACE', 'INSERT' ) ) ) {
return false;
}
$data = $this->process_fields( $table, $data, $format );
if ( false === $data ) {
return false;
}
$formats = $values = array();
foreach ( $data as $value ) {
if ( is_null( $value['value'] ) ) {
$formats[] = 'NULL';
continue;
}
$formats[] = $value['format'];
$values[] = $value['value'];
}
$fields = '`' . implode( '`, `', array_keys( $data ) ) . '`';
$formats = implode( ', ', $formats );
$sql = "$type INTO `$table` ($fields) VALUES ($formats)";
$this->check_current_query = false;
return $this->query( $this->prepare( $sql, $values ) );
}
Changelog
Version | Description |
---|---|
3.0.0 | Introduced. |