[英]Regular expression
我有来自正则表达式的文本:
This post contains forecast for BTC/USDC This message was written by guest user, and is available at site.com
我需要像这样添加正则表达式点: "BTC/USDC. This message"
。 我怎样才能做到这一点?
您可以通过提供正则表达式来使用String.prototype.replace()
来查找BTC/USDC
,然后使用回调模式返回带有更新数据的字符串
var str= "This post contains forecast for BTC/USDC This message was written by guest user, and is available at site.com" const newStr= str.replace(/BTC\/USDC/, (match) => { return `${match}.`; }) console.log(newStr);
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