php check if string

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
php check if string	0.12	0.5	7463	46	19
php	1.74	0.2	7985	24	3
check	1.57	0.6	1452	77	5
if	0.4	0.2	9517	59	2
string	0.09	0.9	1077	38	6

Keyword	CPC	PCC	Volume	Score
php check if string contains	0.32	0.5	2105	12
php check if string is empty	1.75	0.7	7372	18
php check if string contains substring	1.12	0.8	2463	59
php check if string starts with	1.89	0.8	305	82
php check if string is number	1	0.7	9129	39
php check if string is integer	1.92	0.2	3526	84
php check if string is in array	1.91	0.8	199	63
php check if string is date	0.19	0.4	8943	61
php check if string is json	0.7	0.5	1371	98
php check if string contains string	1.73	0.1	2692	17
php check if string contains character	1.05	0.1	8230	62
php check if string starts with substring	0.56	0.6	8188	96
check if string is url in php	1.2	0.6	9021	90
php check if string	1.58	0.5	2909	31
how to check length of string in php	1.49	0.8	2445	40
check if a string does not echo in php	0.56	0.2	8585	6
php check if string contains numbers	0.07	0.5	9778	52
php check if string contains alphabets	0.07	0.4	5091	64
php check if string contains word	1.1	0.1	9389	71
php check if string contains space	1.94	0.1	554	18
php check if string contains words in array	0.75	0.3	7114	54
php check if string contains text	1.08	0.6	1648	48
php check if string contains a slash	1.98	0.7	4065	88
php check if url contains string	1.35	0.4	4500	12
how to check string contains in php	0.38	0.1	9783	7
php check if string contains only numbers	1.07	0.6	4326	24