Converts the value of the specified object to a single-precision floating-point number.
将指定的布林值转换为相等的单精确度浮点数。
Reads the current element and returns the contents as single-precision floating-point number.
读取当前元素并将内容作为单精度浮点数返回。
Converts the string representation of a number to its single-precision floating-point number equivalent.
将数字的字符串表示形式转换为它的等效单精度浮点数字。
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