echo<\/p>\n\n\n\n
-e \u4ee3\u8868\u5f8c\u9762\u6703\u57f7\u884c\u8df3\u812b\u5b57\u5143\u50cf\u662f \\n<\/span>\uff0c-n<\/span> \u5247\u6703\u7565\u904e<\/code><\/pre>\n\n\n\nprintf format-string [arguments…]<\/p>\n\n\n\n
format-string: \u8f38\u51fa\u7684\u683c\u5f0f\u5b9a\u7fa9\narguments: \u53c3\u6578\u6e05\u55ae<\/code><\/pre>\n\n\n\n\u683c\u5f0f\u5b9a\u7fa9<\/td> \u8aaa\u660e<\/td><\/tr> \\”<\/td> double quote<\/td><\/tr> \\\\<\/td> backslash<\/td><\/tr> \\a<\/td> alert (BEL)<\/td><\/tr> \\b<\/td> backspace<\/td><\/tr> \\c<\/td> produce no further output<\/td><\/tr> \\e<\/td> escape<\/td><\/tr> \\f<\/td> form feed<\/td><\/tr> \\n<\/td> new line<\/td><\/tr> \\r<\/td> carriage return<\/td><\/tr> \\t<\/td> horizontal tab<\/td><\/tr> \\v<\/td> vertical tab<\/td><\/tr> \\NNN<\/td> byte with octal value NNN (1 to 3 digits)<\/td><\/tr> \\xHH<\/td> byte with hexadecimal value HH (1 to 2 digits)<\/td><\/tr> \\uHHHH<\/td> Unicode (ISO\/IEC 10646) character with hex value HHHH (4 digits)<\/td><\/tr> \\UHHHHHHHH<\/td> Unicode character with hex value HHHHHHHH (8 digits)<\/td><\/tr> %%<\/td> a single %<\/td><\/tr> %b<\/td> ARGUMENT as a string with ‘\\’ escapes interpreted, except that octal escapes are of the form \\0 or \\0NNN<\/td><\/tr> %q<\/td> ARGUMENT is printed in a format that can be reused as shell input, escaping non-printable characters with the proposed POSIX $” syntax.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<\/p>\n\n\n\n
<\/pre>\n\n\n\n<\/p>\n","protected":false},"excerpt":{"rendered":"