145 functions

sprintf
137
strtolower
88
array_merge
86
count
76
implode
72
assert
57
array_map
50
strpos
44
array_change_key_case
42
is_array
38
preg_match
34
str_replace
30
is_string
30
array_keys
28
get_class
25
func_get_args
24
array_values
22
explode
22
strlen
21
in_array
19
strtotime
16
date
16
is_int
16
strtoupper
14
current
13
substr
13
is_resource
13
is_numeric
13
func_num_args
12
array_search
10
trim
10
stream_get_contents
10
key
9
is_bool
9
serialize
9
array_shift
8
array_unique
8
array_filter
8
str_repeat
8
fopen
8
is_object
8
preg_quote
6
iterator_to_array
6
array_key_exists
6
file_exists
6
func_get_arg
5
preg_replace
5
array_unshift
5
version_compare
5
json_encode
4
error_get_last
4
rtrim
4
stripos
4
unlink
4
random_bytes
4
class_exists
3
array_fill
3
array_reverse
3
base64_encode
3
ini_set
3
strtok
3
fwrite
3
floor
3
microtime
3
gettype
3
is_float
3
set_error_handler
2
restore_error_handler
2
extension_loaded
2
date_create
2
date_create_immutable
2
date_default_timezone_set
2
preg_match_all
2
json_last_error
2
spl_object_hash
2
reset
2
array_intersect_key
2
array_diff
2
array_combine
2
sleep
2
crc32
2
strrpos
2
addcslashes
2
parse_str
2
substr_count
2
exec
2
fclose
2
fseek
2
tmpfile
2
chmod
2
dechex
2
uniqid
2
unserialize
2
strcasecmp
1
defined
1
is_subclass_of
1
method_exists
1
get_resource_type
1
date_default_timezone_get
1
hash
1
json_decode
1
json_last_error_msg
1
class_implements
1
ob_start
1
ob_get_clean
1
ksort
1
usort
1
end
1
next
1
array_pop
1
array_slice
1
array_flip
1
array_intersect
1
array_diff_key
1
array_rand
1
array_reduce
1
base64_decode
1
call_user_func_array
1
ini_get
1
sha1
1
html_entity_decode
1
dirname
1
chr
1
strtr
1
strip_tags
1
getcwd
1
feof
1
fread
1
file_put_contents
1
sys_get_temp_dir
1
is_readable
1
touch
1
sqrt
1
stream_copy_to_stream
1
stream_get_meta_data
1
is_scalar
1
is_callable
1
parse_url
1
rawurldecode
1
var_dump
1
var_export
1
mysqli_init
1
mysqli_options
1
posix_geteuid
1
posix_getpwuid
1