Keyword Analysis & Research: what is callback function in javascript

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is callback function in javascript	0.88	0.8	5734	7	39
what	0.65	1	7838	16	4
is	0.7	0.9	5467	16	2
callback	1.76	0.9	8041	69	8
function	1	0.8	5196	37	8
in	1.98	0.8	1615	20	2
javascript	1.39	0.2	918	36	10

Keyword	CPC	PCC	Volume	Score
what is callback function in javascript	1.32	0.8	7791	16