js判断是否为正整数函数:
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1
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function isPositiveInt(s){ var re = /^[0–9]+$/ ; return re.test(s) }
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使用方法:
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1
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console.log(isPositiveInt(number));
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js判断是否为正整数函数:
|
1
|
function isPositiveInt(s){ var re = /^[0–9]+$/ ; return re.test(s) }
|
使用方法:
|
1
|
console.log(isPositiveInt(number));
|