Convert English string letters to uppercase or lowercase

How to convert English string letters to uppercase or lowercase in Anqi CMS template?

capfirstFilters can convert the first letter of the English string to uppercase. Only English letters will be converted.

lowerFilters can convert all letters in English strings to lowercase.

upperFilters can convert all letters in English strings to uppercase.

titleFilters can convert the first letters of all words in an English string to capitalize.

How to use

capfirstHow to use filters:

{{ obj|capfirst }}

lowerHow to use filters:

{{ obj|lower }}

upperHow to use filters:

{{ obj|upper }}

titleHow to use filters:

{{ obj|title }}

For examplehello there!If the first letter in it is converted to capital, you can write it like this:

{{ "hello there!"|capfirst }}
# 显示结果
Hello there!

Sample Demo

capfirstFilter

{{ ""|capfirst }}
{{ 5|capfirst }}
{{ "h"|capfirst }}
{{ "hello there!"|capfirst }}
{{ "安企内容管理系统"|capfirst }}
# 显示结果


H
Hello there!
安企内容管理系统

lowerFilter

{{ ""|lower }}
{{ 5|lower }}
{{ "h"|lower }}
{{ "hello there!"|lower }}
{{ "HELLO THERE!"|lower }}
{{ "hELLO tHERE!"|lower }}
{{ simple.chinese_hello_world|lower }}
# 显示结果


h
hello there!
hello there!
hello there!
你好世界

upperFilter

{{ ""|upper }}
{{ 5|upper }}
{{ "h"|upper }}
{{ "hello there!"|upper }}
{{ "HELLO THERE!"|upper }}
{{ "hELLO tHERE!"|upper }}
{{ "你好世界"|upper }}
# 显示结果


H
HELLO THERE!
HELLO THERE!
HELLO THERE!
你好世界

titleFilter

{{ ""|title }}
{{ 5|title }}
{{ "h"|title }}
{{ "hello there!"|title }}
{{ "HELLO THERE!"|title }}
{{ "hELLO tHERE!"|title }}
{{ "你好世界"|title }}
# 显示结果


H
Hello There!
Hello There!
Hello There!
你好世界