自动类型转换是一个计算机术语,若参与运算量的类型不同,则先转换成同一类型,然后进行运算。
BC模式也允许某些自动类型转换。
PHP还有用于算术运算的自动类型转换。
PHP also has automatic type conversion for arithmetic operations.
BC模式允许进行某些自动类型转换和自动选择节点集的第一个成员。
BC mode allows certain automatic type conversions to occur, as well as automatic selection of the first member of a node-set.
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