[Home](./index.md) > [ibm-cloud-sdk-core](./ibm-cloud-sdk-core.md) > [getFormat](./ibm-cloud-sdk-core.getformat.md) ## getFormat() function Returns the first match from formats that is key the params map otherwise null **Signature:** ```typescript export declare function getFormat(params: { [key: string]: any; }, formats: string[]): string; ``` ## Parameters

Parameter	Type	Description
params	{ \[key: string\]: any; }	The parameters.
formats	string\[\]

**Returns:** string