Rounds a double - precision floating - point value to the specified number of fractional digits.

将双 精度浮 点值按指定的小数位数舍入.

互联网

Rounds a double - precision floating point value to the nearest integer.

将双 精度浮 点值舍入为最接近的整数.

互联网

Converts the value of the specified double - precision floating - point number to an equivalent Boolean value.

将逻辑值的指定字符串表示形式转换为其等效的布尔值.

互联网

Converts the string representation of a number to its double - precision floating - point number equivalent.

将数字的字符串表示形式转换为它的等效双 精度浮 点数.

互联网

Returns the largest integer less than or equal to the specified double - precision floating - point number.

返回小于或等于指定双精度浮点数的最大整数.

互联网

Converts the value of the specified double - precision floating - point number to an equivalent 16 - bIt'signed integer.

将指定基的数字的字符串表示形式转换为等效的16位带符号整数.

互联网

Reads the current element and returns the contents as a double - precision floating - point number.

读取当前元素并将内容作为双精度浮点数返回.

互联网

Converts the value of the specified double - precision floating - point number to an equivalent 32 - bIt'signed integer.

将指定基的数字的字符串表示形式转换为等效的32位带符号整数.

互联网