feat 新增原型方法toFileSize

admin-ui/src/utils/modules/prototypes.js

@@ -178,4 +178,18 @@ export default function() {
 		return `${hh.toString().padStart(2,"0")}:${mm.toString().padStart(2,"0")}:${ss.toString().padStart(2,"0")}`
 	}
 
+
+	Number.prototype.toFileSize = function () {
+		let value = this;
+		if (null == value || value == '') {
+			return "0 Bytes";
+		}
+		var unitArr = new Array("Bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB");
+		var index = 0;
+		var srcsize = parseFloat(value);
+		index = Math.floor(Math.log(srcsize) / Math.log(1024));
+		var size = srcsize / Math.pow(1024, index);
+		size = size.toFixed(2);//保留的小数位数
+		return size + unitArr[index];
+	}
 };

uniapp/src/w-components/modules/prototypes.js

@@ -181,4 +181,18 @@ export default function () {
 		return `${hh.toString().padStart(2, "0")}:${mm.toString().padStart(2, "0")}:${ss.toString().padStart(2, "0")}`
 	}
 
+
+	Number.prototype.toFileSize = function () {
+		let value = this;
+		if (null == value || value == '') {
+			return "0 Bytes";
+		}
+		var unitArr = new Array("Bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB");
+		var index = 0;
+		var srcsize = parseFloat(value);
+		index = Math.floor(Math.log(srcsize) / Math.log(1024));
+		var size = srcsize / Math.pow(1024, index);
+		size = size.toFixed(2);//保留的小数位数
+		return size + unitArr[index];
+	}
 };