r is not a constructor

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
r is not a constructor	0.37	0.6	8538	71	22
r	1.05	0.3	3479	25	1
is	0.34	0.5	4005	1	2
not	0.72	0.6	3089	84	3
a	1.38	0.4	5598	76	1
constructor	1.63	0.1	8260	36	11

Keyword	CPC	PCC	Volume	Score
r is not a constructor	0.75	0.9	6780	47
r.default is not a constructor	1.94	0.1	2194	90
n is not a constructor	0.71	0.5	7243	19
constructor is not a constructor	0.76	0.2	401	40
ws is not a constructor	1.59	0.1	9909	86
eslint r is not a constructor	1.86	0.4	1110	16
error is not a constructor	0.88	0.5	4877	40
what is not true for a constructor	0.61	0.5	3055	24
class is not a constructor	0.43	0.9	1822	90
a constructor has a return type	0.65	0.6	7164	71
constructor does not return any value	0.37	0.5	9328	35
why constructor doesn't have return type	0.6	0.2	3327	12