javascript - 如何将每个单词的首字母大写，如双字城市？ [重复](How to capitalize first letter of each word, like a 2-word city? [duplicate])

Question

This question already has an answer here:(这个问题在这里已有答案：)

Convert string to title case with JavaScript 51 answers(使用JavaScript 51答案 将字符串转换为标题大小写)

My JS woks well when the city has one word:(当城市有一个词时，我的JS很好：)

cHIcaGO ==> Chicago(cHIcaGO ==>芝加哥) But when it's(但是当它的时候) san diego ==> San diego(san diego ==>圣地亚哥) How do I make it become San Diego?(我怎样才能成为圣地亚哥？) function convert_case() { document.profile_form.city.value = document.profile_form.city.value.substr(0,1).toUpperCase() + document.profile_form.city.value.substr(1).toLowerCase(); }   ask by pepe translate from so

Answer 1

There's a good answer here :(有一个很好的答案在这里 ：)

function toTitleCase(str) { return str.replace(/wS*/g, function(txt){ return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase(); }); } or in ES6:(或者在ES6中：) var text = "foo bar loo zoo moo"; text = text.toLowerCase() .split(' ') .map((s) => s.charAt(0).toUpperCase() + s.substring(1)) .join(' ');