PHP Static analysis for wordpress-seo

Extension
Calls
\sprintf
359
\is_array
260
\is_string
187
\in_array
161
\count
148
\array_merge
139
\implode
131
\array_key_exists
121
\strpos
100
\array_map
97
\array_filter
76
\defined
75
\header
72
\printf
67
\str_replace
59
\array_keys
51
\trim
51
\time
50
\substr
50
\function_exists
47
\array_fill
45
\array_values
45
\preg_match
40
\is_a
36
\class_exists
35
\explode
35
\is_object
32
\array_diff
30
\is_int
30
\preg_replace
28
\version_compare
26
\json_decode
24
\strlen
22
\array_unique
20
\strtolower
18
\is_numeric
17
\intval
16
\rawurlencode
16
\max
16
\method_exists
15
\reset
15
\strtotime
15
\file_exists
14
\array_flip
13
\strtoupper
12
\array_walk
11
\call_user_func
11
\array_merge_recursive
11
\md5
11
\stripos
11
\array_unshift
10
\extension_loaded
9
\is_subclass_of
9
\array_push
9
\array_column
9
\array_intersect_key
9
\is_bool
8
\preg_match_all
8
\array_splice
8
\ltrim
8
\filter_var
8
\array_slice
8
\ob_start
8
\property_exists
8
\html_entity_decode
8
\urldecode
7
\gmdate
7
\is_writable
7
\headers_sent
7
\func_get_args
7
\array_search
6
\hash
6
\ob_get_clean
6
\microtime
6
\end
6
\filesize
6
\stripslashes
6
\header_remove
6
\fopen
5
\dirname
5
\key
5
\array_intersect
5
\get_class
5
\rtrim
5
\array_combine
5
\preg_replace_callback
5
\is_float
4
\ceil
4
\gmmktime
4
\call_user_func_array
4
\trigger_error
4
\usort
4
\unserialize
4
\rawurldecode
4
\current
4
\array_diff_key
4
\array_pop
4
\substr_count
3
\register_shutdown_function
3
\is_scalar
3
\array_shift
3
\base64_encode
3
\strrpos
3
\htmlspecialchars
3
\fwrite
3
\mb_strlen
3
\array_reduce
3
\htmlentities
3
\exec
3
\get_object_vars
3
\round
3
\http_build_query
3
\next
2
\number_format
2
\strtr
2
\array_fill_keys
2
\preg_quote
2
\serialize
2
\usleep
2
\curl_version
2
\system
2
\min
2
\uasort
2
\date_create_immutable_from_format
2
\ksort
2
\sort
2
\escapeshellarg
2
\boolval
2
\fclose
2
\libxml_clear_errors
2
\file_put_contents
2
\parse_str
2
\fread
2
\mb_substr
2
\chr
2
\interface_exists
2
\strval
2
\is_dir
2
\strip_tags
2
\str_word_count
2
\libxml_use_internal_errors
2
\getenv
2
\is_nan
2
\ob_end_clean
2
\addcslashes
2
\func_num_args
2
\array_chunk
2
\extract
2
\ctype_digit
2
\error_log
2
\floatval
2
\is_readable
2
\ucfirst
2
\strnatcmp
2
\floor
2
\strstr
1
\spl_autoload_register
1
\gethostbyaddr
1
\array_diff_assoc
1
\readfile
1
\passthru
1
\glob
1
\is_file
1
\pathinfo
1
\is_null
1
\array_reverse
1
\abs
1
\constant
1
\mb_strtoupper
1
\bcmod
1
\str_ireplace
1
\uksort
1
\bcsub
1
\opcache_reset
1
\array_change_key_case
1
\date
1
\class_implements
1
\array_udiff
1
\basename
1
\strcmp
1
\bcdiv
1
\php_uname
1
\ob_get_contents
1
\str_shuffle
1
\preg_split
1
\bcadd
1
\parse_ini_string
1
\is_callable
1
\bcmul
1
\ini_get
1
\hexdec
1
\array_pad
1
\bccomp
1
\mb_list_encodings
1
\random_bytes
1
\base64_decode
1
\error_reporting
1
\var_dump
1