length(feed) - phpMan

ASN1_STRING_length (3ssl) - ASN1_STRING utility functions
DH_get_length (3ssl) - Routines for getting and setting data in a DH object
DH_set_length (3ssl) - Routines for getting and setting data in a DH object
EVP_CIPHER_CTX_iv_length (3ssl) - EVP cipher routines
EVP_CIPHER_CTX_key_length (3ssl) - EVP cipher routines
EVP_CIPHER_CTX_set_key_length (3ssl) - EVP cipher routines
EVP_CIPHER_iv_length (3ssl) - EVP cipher routines
EVP_CIPHER_key_length (3ssl) - EVP cipher routines
EVP_CIPHER_meth_set_iv_length (3ssl) - Routines to build up EVP_CIPHER methods
ftruncate (2)        - truncate a file to a specified length
ftruncate (3p)       - truncate a file to a specified length
ftruncate64 (2)      - truncate a file to a specified length
isosize (8)          - output the length of an iso9660 filesystem
MB_CUR_MAX (3)       - maximum length of a multibyte character in the current...
MB_LEN_MAX (3)       - maximum multibyte length of a character across all loc...
OBJ_length (3ssl)    - ASN1 object utility functions
OCSP_set_max_response_length (3ssl) - OCSP responder query functions
pcre2_set_max_pattern_length (3) - Perl-compatible regular expressions (revis...
pcre2_substring_length_byname (3) - Perl-compatible regular expressions (revi...
pcre2_substring_length_bynumber (3) - Perl-compatible regular expressions (re...
posix_mem_offset (3p) - find offset and length of a mapped typed memory block...
rpc_gss_max_data_length (3t) - "calculate maximum data size"
rpc_gss_svc_max_data_length (3t) - "calculate maximum data size"
SSL_CTX_set_tlsext_max_fragment_length (3ssl) - Control fragment size setting...
SSL_SESSION_get_max_fragment_length (3ssl) - Control fragment size settings a...
SSL_set_tlsext_max_fragment_length (3ssl) - Control fragment size settings an...
stpncpy (3p)         - copy fixed length string, returning a pointer to the a...
strcspn (3)          - get length of a prefix substring
strcspn (3p)         - get the length of a complementary substring
strlen (3)           - calculate the length of a string
strlen (3p)          - get length of fixed size string
strncpy (3p)         - copy fixed length string, returning a pointer to the a...
strnlen (3)          - determine the length of a fixed-size string
strnlen (3p)         - get length of fixed size string
strspn (3)           - get length of a prefix substring
strspn (3p)          - get length of a substring
tcfmgr (1)           - the command line utility of the fixed-length database API
tcfmttest (1)        - test cases of the fixed-length database API
tcftest (1)          - test cases of the fixed-length database API
Tie::SubstrHash (3pm) - Fixed-table-size, fixed-key-length hashing
truncate (2)         - truncate a file to a specified length
truncate (3p)        - truncate a file to a specified length
truncate64 (2)       - truncate a file to a specified length
UI_get_result_length (3ssl) - user interface
UI_get_result_string_length (3ssl) - User interface string parsing
wcscspn (3p)         - get the length of a complementary wide substring
wcslen (3)           - determine the length of a wide-character string
wcslen (3p)          - get length of a fixed-sized wide-character string
wcsnlen (3)          - determine the length of a fixed-size wide-character st...
wcsnlen (3p)         - get length of a fixed-sized wide-character string
wcsspn (3p)          - get the length of a wide substring