1. DomName('WebGLRenderingContext.isProgram')
  2. DocsEditable()
bool isProgram(Program program)

Source 

@DomName('WebGLRenderingContext.isProgram')
@DocsEditable()
bool isProgram(Program program) => _blink.BlinkWebGLRenderingContext.instance.isProgram_Callback_1_(unwrap_jso(this), unwrap_jso(program));