classkit_method_rename
소개
Variable and Type Related Extensions
PHP Manual

# Character type checking

- 소개
- 설치/설정
  - 요구 조건
  - 설치
  - 실행시 설정
  - 자원형
- 예약 상수
- Ctype 함수 목록
  - ctype_alnum — Check for alphanumeric character(s)
  - ctype_alpha — Check for alphabetic character(s)
  - ctype_cntrl — Check for control character(s)
  - ctype_digit — Check for numeric character(s)
  - ctype_graph — Check for any printable character(s) except space
  - ctype_lower — Check for lowercase character(s)
  - ctype_print — Check for printable character(s)
  - ctype_punct — Check for any printable character which is not whitespace or an alphanumeric character
  - ctype_space — Check for whitespace character(s)
  - ctype_upper — Check for uppercase character(s)
  - ctype_xdigit — Check for character(s) representing a hexadecimal digit

classkit_method_rename
소개
Variable and Type Related Extensions
PHP Manual