capitalize
capitalize 过滤器将值首字母大写。首字符将变为大写，其余字符变为小写
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{{ 'my first car'|capitalize }}
{# outputs 'My first car' #}capitalizecapitalize 过滤器将值首字母大写。首字符将变为大写，其余字符变为小写
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{{ 'my first car'|capitalize }}
{# outputs 'My first car' #}