Prototype - succ() 方法
此方法返回当前数字的后继,由 current +1 定义。用于使数字与 ObjectRange 兼容。
语法
number.succ();
返回值
对当前数字的后继进行舍入。
示例
<html> <head> <title>Prototype examples</title> <script type = "text/javascript" src = "/javascript/prototype.js"></script> <script> function showResult() { alert( "(5).succ() : " + (5).succ() ); alert( "(-5).succ() : " + (-5).succ() ); } </script> </head> <body> <p>单击按钮查看结果。</p> <br /> <br /> <input type = "button" value = "Result" onclick = "showResult();"/> </body> </html>
输出
prototype_number_processing.html