Subtraction (-) - JavaScript 编辑

The subtraction operator (-) subtracts the two operands, producing their difference.

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Syntax

Operator: x - y

Examples

Subtraction with numbers

5 - 3     // 2
3 - 5     // -2

Subtraction with non-numbers

'foo' - 3 // NaN

Specifications

Browser compatibility

BCD tables only load in the browser

See also

• Addition operator
• Division operator
• Multiplication operator
• Remainder operator
• Exponentiation operator
• Increment operator
• Decrement operator
• Unary negation operator
• Unary plus operator