能否有人发布一些提示, 说明Regex 与小数数和美元符号的后数数的图案模式 。
有效 :
1.50
25
25.50
$1.50
$25
$25.50
这样就应该做到:
$?[0-9]+(.[0-9]+)?
($s*)?([1-9]d+|d+)(.d+)?
其中不包括0.5.00美元
($s*)?(([1-9]d+|d+)(.d+)?|.d+)
这个允许3美元。
<强 > 更新 : 过滤 0 和 $0
($s*)?(([1-9]d*)(.d+)?|0?.d*[1-9]d*)
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