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PHP 教程

PHP 主页 PHP 简介 PHP 安装 PHP 语法 PHP 注释
PHP 注释 PHP 多行注释
PHP 变量
变量 变量作用域
PHP Echo / Print PHP 数据类型 PHP 字符串
PHP 字符串 修改字符串 连接字符串 切片字符串 转义字符
PHP 数字 PHP 类型转换 PHP 数学 PHP 常量 PHP 魔术常量 PHP 运算符 PHP If...Else...Elseif
PHP If PHP If 运算符 PHP If...Else PHP 简写 if PHP 嵌套 if
PHP Switch PHP 循环
循环 While 循环 Do While 循环 For 循环 Foreach 循环 Break Continue
PHP 函数 PHP 数组
数组 索引数组 关联数组 创建数组 访问数组元素 更新数组元素 添加数组元素 删除数组元素 排序数组 多维数组 数组函数
PHP 超全局变量
超全局变量 $GLOBALS $_SERVER $_REQUEST $_POST $_GET
PHP 正则表达式

PHP 表单

PHP 表单处理 PHP 表单验证 PHP 表单必填 PHP 表单 URL/电子邮件 PHP 表单完成

PHP 高级

PHP 日期和时间 PHP 包含 PHP 文件处理 PHP 文件打开/读取 PHP 文件创建/写入 PHP 文件上传 PHP Cookies PHP 会话 PHP 过滤器 PHP 过滤器高级 PHP 回调函数 PHP JSON PHP 异常

PHP OOP

PHP 什么是 OOP PHP 类/对象 PHP 构造函数 PHP 析构函数 PHP 访问修饰符 PHP 继承 PHP 常量 PHP 抽象类 PHP 接口 PHP 特性 PHP 静态方法 PHP 静态属性 PHP 命名空间 PHP 可迭代对象

MySQL 数据库

MySQL 数据库 MySQL 连接 MySQL 创建数据库 MySQL 创建表 MySQL 插入数据 MySQL 获取最后 ID MySQL 插入多个 MySQL 预处理语句 MySQL 选择数据 MySQL Where MySQL Order By MySQL 删除数据 MySQL 更新数据 MySQL 限制数据

PHP XML

PHP XML 解析器 PHP SimpleXML 解析器 PHP SimpleXML - 获取 PHP XML Expat PHP XML DOM

PHP - AJAX

AJAX 简介 AJAX PHP AJAX 数据库 AJAX XML AJAX 实时搜索 AJAX 投票

PHP 示例

PHP 示例 PHP 编译器 PHP 测验 PHP 练习 PHP 服务器 PHP 证书

PHP 参考

PHP 概述 PHP 数组
array() array_change_key_case() array_chunk() array_column() array_combine() array_count_values() array_diff() array_diff_assoc() array_diff_key() array_diff_uassoc() array_diff_ukey() array_fill() array_fill_keys() array_filter() array_flip() array_intersect() array_intersect_assoc() array_intersect_key() array_intersect_uassoc() array_intersect_ukey() array_key_exists() array_keys() array_map() array_merge() array_merge_recursive() array_multisort() array_pad() array_pop() array_product() array_push() array_rand() array_reduce() array_replace() array_replace_recursive() array_reverse() array_search() array_shift() array_slice() array_splice() array_sum() array_udiff() array_udiff_assoc() array_udiff_uassoc() array_uintersect() array_uintersect_assoc() array_uintersect_uassoc() array_unique() array_unshift() array_values() array_walk() array_walk_recursive() arsort() asort() compact() count() current() each() end() extract() in_array() key() krsort() ksort() list() natcasesort() natsort() next() pos() prev() range() reset() rsort() shuffle() sizeof() sort() uasort() uksort() usort()
PHP 日历
cal_days_in_month() cal_from_jd() cal_info() cal_to_jd() easter_date() easter_days() frenchtojd() gregoriantojd() jddayofweek() jdmonthname() jdtofrench() jdtogregorian() jdtojewish() jdtojulian() jdtounix() jewishtojd() juliantojd() unixtojd()
PHP 日期
checkdate() date_add() date_create_from_format() date_create() date_date_set() date_default_timezone_get() date_default_timezone_set() date_diff() date_format() date_get_last_errors() date_interval_create_from_date_string() date_interval_format() date_isodate_set() date_modify() date_offset_get() date_parse_from_format() date_parse() date_sub() date_sun_info() date_sunrise() date_sunset() date_time_set() date_timestamp_get() date_timestamp_set() date_timezone_get() date_timezone_set() date() getdate() gettimeofday() gmdate() gmmktime() gmstrftime() idate() localtime() microtime() mktime() strftime() strptime() strtotime() time() timezone_abbreviations_list() timezone_identifiers_list() timezone_location_get() timezone_name_from_abbr() timezone_name_get() timezone_offset_get() timezone_open() timezone_transitions_get() timezone_version_get()
PHP 目录
chdir() chroot() closedir() dir() getcwd() opendir() readdir() rewinddir() scandir()
PHP 错误
debug_backtrace() debug_print_backtrace() error_get_last() error_log() error_reporting() restore_error_handler() restore_exception_handler() set_error_handler() set_exception_handler() trigger_error()
PHP 异常
Exception() getCode() getFile() getMessage() getLine() getPrevious() getTrace() getTraceAsString()
PHP 文件系统
basename() chgrp() chmod() chown() clearstatcache() copy() delete() dirname() disk_free_space() disk_total_space() diskfreespace() fclose() feof() fflush() fgetc() fgetcsv() fgets() fgetss() file() file_exists() file_get_contents() file_put_contents() fileatime() filectime() filegroup() fileinode() filemtime() fileowner() fileperms() filesize() filetype() flock() fnmatch() fopen() fpassthru() fputcsv() fputs() fread() fscanf() fseek() fstat() ftell() ftruncate() fwrite() glob() is_dir() is_executable() is_file() is_link() is_readable() is_uploaded_file() is_writable() is_writeable() lchgrp() lchown() link() linkinfo() lstat() mkdir() move_uploaded_file() parse_ini_file() parse_ini_string() pathinfo() pclose() popen() readfile() readlink() realpath() realpath_cache_get() realpath_cache_size() rename() rewind() rmdir() set_file_buffer() stat() symlink() tempnam() tmpfile() touch() umask() unlink()
PHP 过滤器
filter_has_var() filter_id() filter_input() filter_input_array() filter_list() filter_var() filter_var_array()
PHP FTP
ftp_alloc() ftp_cdup() ftp_chdir() ftp_chmod() ftp_close() ftp_connect() ftp_delete() ftp_exec() ftp_fget() ftp_fput() ftp_get() ftp_get_option() ftp_login() ftp_mdtm() ftp_mkdir() ftp_mlsd() ftp_nb_continue() ftp_nb_fget() ftp_nb_fput() ftp_nb_get() ftp_nb_put() ftp_nlist() ftp_pasv() ftp_put() ftp_pwd() ftp_quit() ftp_raw() ftp_rawlist() ftp_rename() ftp_rmdir() ftp_set_option() ftp_site() ftp_size() ftp_ssl_connect() ftp_systype()
PHP JSON
json_decode() json_encode()
PHP 关键字
abstract and as break callable case catch class clone const continue declare default do echo else elseif empty enddeclare endfor endforeach endif endswitch extends final finally fn for foreach function global if implements include include_once instanceof insteadof interface isset list namespace new or print private protected public require require_once return static switch throw trait try use var while xor yield yield from
PHP Libxml
libxml_clear_errors() libxml_disable_entity_loader() libxml_get_errors() libxml_get_last_error() libxml_set_external_entity_loader() libxml_set_streams_context() libxml_use_internal_errors()
PHP 邮件
ezmlm_hash() mail()
PHP 数学
abs() acos() acosh() asin() asinh() atan() atan2() atanh() base_convert() bindec() ceil() cos() cosh() decbin() dechex() decoct() deg2rad() exp() expm1() floor() fmod() getrandmax() hexdec() hypot() intdiv() is_finite() is_infinite() is_nan() lcg_value() log() log10() log1p() max() min() mt_getrandmax() mt_rand() mt_srand() octdec() pi() pow() rad2deg() rand() round() sin() sinh() sqrt() srand() tan() tanh()
PHP 杂项
connection_aborted() connection_status() connection_timeout() constant() define() defined() die() eval() exit() get_browser() __halt_compiler() highlight_file() highlight_string() hrtime() ignore_user_abort() pack() php_strip_whitespace() show_source() sleep() sys_getloadavg() time_nanosleep() time_sleep_until() uniqid() unpack() usleep()
PHP MySQLi
affected_rows autocommit change_user character_set_name close commit connect connect_errno connect_error data_seek debug dump_debug_info errno error error_list fetch_all fetch_array fetch_assoc fetch_field fetch_field_direct fetch_fields fetch_lengths fetch_object fetch_row field_count field_seek get_charset get_client_info get_client_stats get_client_version get_connection_stats get_host_info get_proto_info get_server_info get_server_version info init insert_id kill more_results multi_query next_result options ping poll prepare query real_connect real_escape_string real_query reap_async_query refresh rollback select_db set_charset set_local_infile_handler sqlstate ssl_set stat stmt_init thread_id thread_safe use_result warning_count
PHP 网络
checkdnsrr() closelog() dns_check_record() dns_get_mx() dns_get_record() fsockopen() gethostbyaddr() gethostbyname() gethostbynamel() gethostname() getmxrr() getprotobyname() getprotobynumber() getservbyname() getservbyport() header_register_callback() header_remove() header() headers_list() headers_sent() http_response_code() inet_ntop() inet_pton() ip2long() long2ip() openlog() pfsockopen() setcookie() setrawcookie() socket_get_status() socket_set_blocking() socket_set_timeout() syslog()
PHP 输出控制
flush() ob_clean() ob_end_clean() ob_end_flush() ob_flush() ob_get_clean() ob_get_contents() ob_get_flush() ob_get_length() ob_get_level() ob_gzhandler() ob_implicit_flush() ob_list_handlers() ob_start() output_add_rewrite_var() output_reset_rewrite_vars()
PHP 正则表达式
preg_filter() preg_grep() preg_last_error() preg_match() preg_match_all() preg_replace preg_replace_callback preg_replace_callback_array preg_split preg_quote
PHP SimpleXML
__construct() __tostring() addAttribute() addChild() asXML() attributes() children() count() getDocNamespaces() getName() getNamespaces() registerXPathNamespace() saveXML() simplexml_import_dom() simplexml_load_file() simplexml_load_string() xpath() current() getchildren() haschildren() key() next() rewind() valid()
PHP 流 PHP 字符串
addcslashes() addslashes() bin2hex() chop() chr() chunk_split() convert_cyr_string() convert_uudecode() convert_uuencode() count_chars() crc32() crypt() echo() explode() fprint() get_html_translation_table() hebrev() hebrevc() hex2bin() html_entity_decode() htmlentities() htmlspecialchars_decode() htmlspecialchars() implode() join() lcfirst() levenshtein() localeconv() ltrim() md5() md5_file() metaphone() money_format() nl_langinfo() nl2br() number_format() ord() parse_str() print() printf() quoted_printable_decode() quoted_printable_encode() quotemeta() rtrim() setlocale() sha1() sha1_file() similar_text() soundex() sprintf() sscanf() str_getcsv() str_ireplace() str_pad() str_repeat() str_replace() str_rot13() str_shuffle() str_split() str_word_count() strcasecmp() strchr() strcmp() strcoll() strcspn() strip_tags() stripcslashes() stripslashes() stripos() stristr() strlen() strnatcasecmp() strnatcmp() strncasecmp() strncmp() strpbrk() strpos() strrchr() strrev() strripos() strrpos() strspn() strstr() strtok() strtolower() strtoupper() strtr() substr() substr_compare() substr_count() substr_replace() trim() ucfirst() ucwords() vfprintf() vprintf() vsprintf() wordwrap()
PHP 变量处理
boolval() debug_zval_dump() doubleval() is_countable() empty() floatval() get_defined_vars() get_resource_type() gettype() intval() is_array() is_bool() is_callable() is_double() is_float() is_int() is_integer() is_iterable() is_long() is_null() is_numeric() is_object() is_real() is_resource() is_scalar() is_string() isset() print_r() serialize() settype() strval() unserialize() unset() var_dump() var_export()
PHP XML 解析器
utf8_decode() utf8_encode() xml_error_string() xml_get_current_byte_index() xml_get_current_column_number() xml_get_current_line_number() xml_get_error_code() xml_parse() xml_parse_into_struct() xml_parser_create_ns() xml_parser_create() xml_parser_free() xml_parser_get_option() xml_parser_set_option() xml_set_character_data_handler() xml_set_default_handler() xml_set_element_handler() xml_set_end_namespace_decl_handler() xml_set_external_entity_ref_handler() xml_set_notation_decl_handler() xml_set_object() xml_set_processing_instruction_handler() xml_set_start_namespace_decl_handler() xml_set_unparsed_entity_decl_handler()
PHP Zip
zip_close() zip_entry_close() zip_entry_compressedsize() zip_entry_compressionmethod() zip_entry_filesize() zip_entry_name() zip_entry_open() zip_entry_read() zip_open() zip_read()
PHP 时区

PHP str_getcsv() 函数

❮ PHP 字符串参考

定义和用法

str_getcsv() 函数解析 CSV 格式的字符串，并返回一个包含读取字段的数组。

语法

str_getcsv(string,separator,enclosure,escape)

参数值

参数 描述
string 必需。指定要解析的字符串
separator 可选。指定字段分隔符的字符。默认值为逗号 ( , )
enclosure 可选。指定字段包围字符的字符。默认值为 "
escape 可选。指定转义字符的字符。默认值为反斜杠 (\)

技术细节

返回值 返回 CSV 字段的数组
PHP 版本 5.3.0+
❮ PHP 字符串参考
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