Character representations

Character representations
Sequence Description
\a Alert (bell).
\b Backspace.
\e ESC character, \x1b.
\n Newline.
\r Carriage return.
\f Form feed, \x0c.
\t Horizontal tab, \x09.
\v Vertical tab, \x0b.
\oct Character specified by a three-digit octal code.
\xhex Character specified by a hex code.
\cchar Named control character.

相关文章
php zlib 函数 get character from gz file pointerphp 别名和过时的 mysqli 函数 mysqli character set name 的别名php ncurses 函数 delete character at current position move rest of line leftphp imagickdraw terminates a pattern definitionphp imagickdraw specifies the offset into the dash pattern to start the dashphp intlbreakiterator set position to the first character in the textphp intlchar get the mirror image character for a code pointphp intlchar retrieve the name of a unicode characterphp intlchar check if code point is permissible as the first character in an identifierphp intlchar check if code point is a whitespace character according to icuphp messageformatter set the pattern used by the formatterphp numberformatter set formatter patternphp parle parle pattern matchingphp pattern matching alternation and repetitionphp pattern matching anchorsphp pattern matching character classesphp pattern matching character representationsphp pattern matching groupingphp pattern matching unicode character classesphp solrquery if true facet counts are based on the most relevant document of each group matching the query
关注编程学问公众号