当前位置：网站首页>JS common replace () method cases

JS common replace () method cases

2022-07-21 08:42:00 【Upwind elegance】

.replace(/[^\d.]/g, "") // Replace characters other than numbers and dots with blanks

.replace(/^\./g, "") // Verify that the first character is a number and not a dot

.replace(/\.{2,}/g, ".") // When there are multiple points, only the first one is preserved

.replace(".", "$#$") // 1、 Replace the dots of numbers with complex characters $#$

.replace(/\./g, "") // 2、 Clear the dot of the string directly

.replace("$#$", ".") // 3、 Convert complex characters back to dots

.replace(/^(\-)*(\d+)\.(\d\d).*$/, "$1$2.$3"); // Only two decimals can be entered

版权声明
本文为[Upwind elegance]所创，转载请带上原文链接，感谢
https://yzsam.com/2022/202/202207201319178302.html