Remove a select option from certain types of select and multiselect fields.

Field.removeSelectOption(options)

Method Description	Removes a select option from certain types of select and multiselect fields.This method is usable only in select fields that were added by a front-end Suitelet or beforeLoad user event script. The IDs for these fields always have a prefix of custpage.
Returns	void
Supported Script Types	Client scriptsFor more information, see SuiteScript 2.x Client Script Type.
Governance	None
Module	N/currentRecord Module
Since	2016.2

Note: The options parameter is a JavaScript object.

Parameter	Type	Required / Optional	Description	Since
options.value	string	Required	A string, not shown in the UI, that identifies the option.To remove all options from the list, set this field to null, as follows: ... field.removeSelectOption({ value: null, }); ...	2016.2

Errors

Error Code	Thrown If
SSS_INVALID_UI_OBJECT_TYPE	A script attempts to use this method on the wrong type of field. This method can be used only on select and multiselect fields whose IDs begin with the prefix custpage.

Syntax:

//Add additional code 
...

// Instantiate the field. Note that this method is supported only 
// on fields whose fieldIds have a prefix of custpage. 

var field = call.getField({
    fieldId: 'custpage_select1field'
});


// Remove the appropriate option.

field.removeSelectOption({
    value: 'Option2',
});   

...   
//Add additional code