19 lines
797 B
TypeScript
19 lines
797 B
TypeScript
// 数字验证，小数点前8位&小数点后4位
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export const numberRexg = (value: any) => {
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if (value) {
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if (value.toString().indexOf(".") != -1) {
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let value_after = parseInt(value.toString().substring(0, value.indexOf(".")));
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let value_before = value.replace(/\d+\.(\d*)/, "$1");
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if (value_after.toString().length > 8) {
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let newValue = value_after.toString().substring(0, 8) + "." + value_before;
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return (newValue.toString().match(/\d{1,8}(\.\d{0,4})?/) || [""])[0];
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} else {
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return (value.toString().match(/\d{1,8}(\.\d{0,4})?/) || [""])[0];
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}
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}
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return (value.toString().match(/\d{1,8}(\.\d{0,4})?/) || [""])[0];
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} else {
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return "";
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}
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};
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