method Headers.has
Jump to headingHeaders.has(name: string): booleanReturns a boolean stating whether a Headers object contains a certain
header.
Parameters Jump to heading
Jump to headingname: stringReturn Type Jump to heading
booleanJump to headingHeaders.has(name: string): booleanReturns a boolean stating whether a Headers object contains a certain
header.
Jump to headingname: stringboolean