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Im new to drupal and im trying to perform this operation, can some one help me on how can i add a new value to an entity reference field that its been set to hold unlimited values using the entity metadata wrapper only this is what i have tried

$ewrapper->entity-reference-field->set($value);

this will overwrite the current value and i want to add to it

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1 Answer 1

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$wrapper->field_foobar[] = $additional_value;

Just change field_foobar to the machine name of your entity reference field.

The empty brackets insure a new value is added rather than overwriting existing value(s).

Good luck!

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