如何验证文本框只包含mvc中的数字，逗号和点
问题描述：
如何验证文本框只包含数字，逗号和点
how to validate textbox to include only numbers, comma and dot
答
使用正则表达式：
基本：
^ [\\\\。，] +
Use a regex:
Basic:
^[\d\.,]+
更好（对于欧洲数字，如1,234,567.0022），请参见此处： http://*.com/questions/5917082/regular-expression-to -match-numbers-with-or-without-commas-and-decimals-in-text [ ^ ]
Better (for european numbers such as 1,234,567.0022), see here: http://*.com/questions/5917082/regular-expression-to-match-numbers-with-or-without-commas-and-decimals-in-text[^]