144 functions

sprintf
85
assert
62
str_contains
54
is_string
42
dirname
36
implode
33
str_replace
31
is_array
27
array_map
26
array_key_exists
23
count
19
method_exists
18
array_merge_recursive
18
function_exists
16
array_values
16
str_starts_with
16
is_object
16
func_get_args
15
class_exists
15
preg_replace
15
array_keys
15
basename
14
substr
14
preg_match
13
in_array
13
array_filter
13
explode
13
file_exists
13
array_pop
12
array_merge
12
is_iterable
12
json_encode
11
getenv
10
file_get_contents
10
unlink
10
is_callable
10
sys_get_temp_dir
9
array_reduce
8
htmlspecialchars
7
trim
7
is_null
7
array_reverse
6
realpath
6
is_dir
6
is_int
6
strlen
5
trigger_error
5
str_ends_with
5
file_put_contents
5
enum_exists
5
json_decode
4
array_flip
4
call_user_func
4
strtolower
4
getcwd
4
touch
4
log
4
number_format
4
property_exists
3
trait_exists
3
debug_backtrace
3
array_diff
3
usleep
3
call_user_func_array
3
register_shutdown_function
3
exec
3
fclose
3
fopen
3
fwrite
3
mkdir
3
asin
3
is_countable
3
is_subclass_of
2
get_declared_classes
2
preg_replace_callback
2
iterator_to_array
2
ob_start
2
ob_clean
2
max
2
range
2
array_shift
2
array_unique
2
strpos
2
stripos
2
strtr
2
str_repeat
2
feof
2
phpversion
2
is_numeric
2
var_dump
2
unserialize
2
version_compare
2
mb_strlen
2
error_reporting
1
define
1
get_parent_class
1
is_a
1
get_class_methods
1
gc_status
1
preg_split
1
filter_var
1
hash_file
1
class_parents
1
ob_get_contents
1
end
1
extract
1
array_slice
1
array_count_values
1
getopt
1
error_get_last
1
getmypid
1
html_entity_decode
1
rtrim
1
ltrim
1
strrpos
1
ucfirst
1
addslashes
1
str_shuffle
1
scandir
1
glob
1
rmdir
1
fgets
1
fread
1
fseek
1
ftell
1
fflush
1
copy
1
tempnam
1
tmpfile
1
round
1
acos
1
random_int
1
gettype
1
is_resource
1
memory_get_usage
1
ctype_alnum
1
ctype_alpha
1
ctype_digit
1
ctype_lower
1
ctype_upper
1
mb_strrpos
1
mb_strtoupper
1
dd
1
dump
1