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845天前//fn: 截取字符串长短 |
function fnSubString(oldStr, requireLength, endWith) { |
//1.oldStr是否可用 |
if (typeof oldStr == "string") { |
if ((oldStr.length < 1) || (oldStr.length <= requireLength)) { |
return oldStr; |
} |
if (oldStr.length > requireLength) { |
//判断endwith是否可用 |
return ((typeof endWith == "string") ? oldStr.substr(0, requireLength) + endWith + "" : oldStr.substr(0, requireLength) + ""); |
} |
} else { |
//判断endwith是否可用;仅仅显示"..."，表示oldStr不可用 |
return ((typeof endWith == "string") ? endWith + "" : "..."); |
} |
} |
//fn: 截取字符串长短 |
function fnSubString(oldStr, requireLength, endWith) { |
//设置参数格式 |
oldStr += ""; |
endWith += ""; |
requireLength = parseInt(requireLength + "", 10); |
if ((oldStr.length < 1) || (oldStr.length <= requireLength)) { |
return oldStr; |
} |
if (oldStr.length > requireLength) { |
//判断endwith是否可用 |
return ((typeof endWith == "string") ? oldStr.substr(0, requireLength) + endWith + "" : oldStr.substr(0, requireLength) + ""); |
} |
} |
//fn: 截取字符串长短 |
function fnSubString(oldStr, requireLength, endWith) { |
//设置参数格式 |
oldStr += ""; |
endWith += ""; |
requireLength = parseInt(requireLength + "", 10); |
if ((oldStr.length < 1) || (oldStr.length <= requireLength)) { |
return oldStr; |
} |
if (oldStr.length > requireLength) { |
return oldStr.substr(0, requireLength) + endWith; |
} |
} |
