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JavaScript full-width to half-width part_javascript skills

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Release: 2016-05-16 18:43:10
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Copy code The code is as follows:



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Copy code The code is as follows:



Use JS to convert full-width to half-width (only numbers are allowed)
HTML
Copy code The code is as follows:

onkeypress="var k=event.keyCode; return k>=48&&k< =57"
onpaste="return !clipboardData.getData('text').match(/D/)"
ondragenter="return false" style="ime-mode:Disabled"
>
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