javascript 将一个单词中的所有字母替换为 js 中的 *
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Replace all letters in a word to * in js
提问by I'm nidhin
I need to create a javascript function that replaces all letters of a word to an asterisk *.It should replace the word hello123to ********. How can this be done ?
我需要创建一个 javascript 函数，将单词的所有字母替换为星号。*它应该将单词替换hello123为********。如何才能做到这一点 ？
回答by Naftali aka Neal
Use str.replace(...).
使用str.replace(...).
Many examples on the interwebs :-D
网上有很多例子:-D
For example:
例如：
str.replace('foo', 'bar');
Or in your case:
或者在你的情况下：
str.replace(/./g, '*');
回答by UpHelix
You can just do:
你可以这样做：
'hello123'.replace(/./g, '*');
回答by Dharman
Try this link How to replace all characters in a string using JavaScript for this specific case: replace . by _
试试这个链接 How to replace all characters using JavaScript for this specific case: replace 。经过 _
var s1 = s2.replace(/\S/gi, '*');
which will replace anything but whitespace or
这将取代空白或
var s1 = s2.replace(/./gi, '*');
which will replace every single character to *even whitespace
这会将每个字符替换为*空格
