ref: 2b99422480d596ebc26921c87c6bb81a07949f3e
dir: /idx/ix.test/
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ix: %begin line 11
ix: %begin line 14
ix: %begin line 12
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ix: %end line 19
ix: \f(CWps\fP \f(CW-a\fP 34
ix: \f(CWps\fP command 34
ix: \f(CWPS1\fP shell variable 36
ix: sorting~a book~index 25
ix: [pr]~[-]{n} command 31
ix: [%[^]...[%]] regular~expression 32
ix: [printf] [%%d] specification 35
ix: T\v'.17m'\h'-.12m'E\h'-.12m'\v'-.17m'X %key TEX 40
ix: CONTENTS 7 Input and Output
ix: [%~] tilde 41