How to use Replace for string replacement in JavaScript_javascript tips

The example in this article describes how JavaScript uses Replace to replace strings. Share it with everyone for your reference. The specific analysis is as follows:

var str='123123';
alert(str.replace('1','0')); //只替换第一处结果为023123
alert(str.replace(/1/g,'0')); //替换全部结果为023023

I hope this article will be helpful to everyone’s JavaScript programming design.