var maxLen = 1000;function checkMaxInput(form,checkfield,showfield) {
if (form.checkfield.value.length > maxLen)
form.checkfield.value" = form.checkfield.value.substring(0, maxLen);
else
form.showfield.value =form.checkfield.value.length;
}
if (form.checkfield.value.length > maxLen)
form.checkfield.value" = form.checkfield.value.substring(0, maxLen);
else
form.showfield.value =form.checkfield.value.length;
}
解决方案 »
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